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[Code] => 1052
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[0] => stdClass Object
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[line] => 60
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[3] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
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[5] => stdClass Object
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[function] => getPreviewForSpecification
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[type] => ->
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[6] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
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[function] => savePreview
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[7] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
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[type] => ->
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[8] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
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[function] => generatePreviews
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[type] => ->
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[9] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
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[function] => generatePreviews
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[type] => ->
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[10] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
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[function] => processFile
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[11] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
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[12] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
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[13] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
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[function] => start
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[16] => stdClass Object
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[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
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[type] => ->
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[17] => stdClass Object
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[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
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[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
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[Code] => 1052
[Trace] => Array
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[0] => stdClass Object
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[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
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[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
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[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
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[2] => stdClass Object
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[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
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[3] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[4] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
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[type] => ->
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[5] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
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[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
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[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
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[8] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
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[9] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
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[type] => ->
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[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
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[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
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[13] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
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[14] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
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[function] => processFile
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[15] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[16] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[17] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[18] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
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[type] => ->
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[19] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
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[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
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[1] => stdClass Object
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[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
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[2] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
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[3] => stdClass Object
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[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
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[type] => ->
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[4] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
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[type] => ->
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[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
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[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
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[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
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[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
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[9] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
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OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 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/var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 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OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): 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Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => MVBynel8d7jMNdhPnA1v
[level] => 3
[time] => 2026-09-17T15:15:02+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
(
[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
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[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
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[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
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[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
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[18] => stdClass Object
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[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
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[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[16] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
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[type] => ->
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[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php:74","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1976): Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter->convert()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1918): Doctrine\DBAL\Connection->handleDriverException()\n#2 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1111): Doctrine\DBAL\Connection->convertExceptionDuringQuery()\n#3 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#4 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#6 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => AGzuwYE5bWkVNFgwoQbD
[level] => 3
[time] => 2026-09-17T15:25:02+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
(
[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
(
[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is 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/var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => 1djB5IsGus4BDAxSY6ft
[level] => 3
[time] => 2026-09-17T15:30:02+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
(
[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
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[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
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[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
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[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php:74","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1976): Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter->convert()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1918): Doctrine\DBAL\Connection->handleDriverException()\n#2 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1111): Doctrine\DBAL\Connection->convertExceptionDuringQuery()\n#3 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#4 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#6 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => mGkvlX78w92JnUzqsKAU
[level] => 3
[time] => 2026-09-17T15:40:26+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
(
[0] => /var/www/html/nextcloud/cron.php
)
[exception] => stdClass Object
(
[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is 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/var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => l5HN607wUk1tamv2hsoi
[level] => 3
[time] => 2026-09-17T15:50:02+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
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[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
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[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
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[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[14] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
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[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
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[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
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[18] => stdClass Object
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[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
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[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
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[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[16] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
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[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
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[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php:74","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1976): Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter->convert()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1918): Doctrine\DBAL\Connection->handleDriverException()\n#2 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1111): Doctrine\DBAL\Connection->convertExceptionDuringQuery()\n#3 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#4 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#6 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => 7Ema5WgZgZyBVBI82Whv
[level] => 3
[time] => 2026-09-17T16:00:03+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
(
[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
(
[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 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/var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 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OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => onLD1vqAVBiqAIAu5l0O
[level] => 3
[time] => 2026-09-17T16:10:42+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
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[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
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[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
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[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
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[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[14] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
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[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
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[16] => stdClass Object
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[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
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[17] => stdClass Object
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[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
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[18] => stdClass Object
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[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
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[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
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[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
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[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
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[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[16] => stdClass Object
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[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
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[type] => ->
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[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
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[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php:74","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1976): Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter->convert()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1918): Doctrine\DBAL\Connection->handleDriverException()\n#2 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1111): Doctrine\DBAL\Connection->convertExceptionDuringQuery()\n#3 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#4 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#6 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => C10SSxjxfP2sxJeG5nTz
[level] => 3
[time] => 2026-09-17T16:20:24+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
(
[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
(
[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is 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/var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)
stdClass Object
(
[reqId] => lM5RocpD5GxJ5O22fLnR
[level] => 3
[time] => 2026-09-17T16:30:02+00:00
[remoteAddr] =>
[user] => --
[app] => core
[method] =>
[url] => --
[scriptName] => /var/www/html/nextcloud/cron.php
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[userAgent] => --
[version] => 34.0.3.2
[occ_command] => Array
(
[0] => /var/www/html/nextcloud/cron.php
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[exception] => stdClass Object
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[Exception] => OC\DB\Exceptions\DbalException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 60
[function] => wrap
[class] => OC\DB\Exceptions\DbalException
[type] => ::
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[14] => stdClass Object
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[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
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[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
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[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
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[17] => stdClass Object
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[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
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[18] => stdClass Object
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[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php
[Line] => 50
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Exception\NonUniqueFieldNameException
[Message] => An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1976
[function] => convert
[class] => Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1918
[function] => handleDriverException
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1111
[function] => convertExceptionDuringQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
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[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
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[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
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[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php
[Line] => 74
[Previous] => stdClass Object
(
[Exception] => Doctrine\DBAL\Driver\PDO\Exception
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 1052
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 132
[function] => new
[class] => Doctrine\DBAL\Driver\PDO\Exception
[type] => ::
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[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php
[Line] => 24
[Previous] => stdClass Object
(
[Exception] => PDOException
[Message] => SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous
[Code] => 23000
[Trace] => Array
(
[0] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[line] => 130
[function] => execute
[class] => PDOStatement
[type] => ->
)
[1] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php
[line] => 69
[function] => execute
[class] => Doctrine\DBAL\Driver\PDO\Statement
[type] => ->
)
[2] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php
[line] => 26
[function] => execute
[class] => Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware
[type] => ->
)
[3] => stdClass Object
(
[file] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php
[line] => 1104
[function] => execute
[class] => OC\DB\Middleware\ConnectionActivityStatement
[type] => ->
)
[4] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/Connection.php
[line] => 427
[function] => executeQuery
[class] => Doctrine\DBAL\Connection
[type] => ->
)
[5] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php
[line] => 57
[function] => executeQuery
[class] => OC\DB\Connection
[type] => ->
)
[6] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php
[line] => 261
[function] => executeQuery
[class] => OC\DB\ConnectionAdapter
[type] => ->
)
[7] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 276
[function] => executeQuery
[class] => OC\DB\QueryBuilder\QueryBuilder
[type] => ->
)
[8] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php
[line] => 382
[function] => findOneQuery
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[9] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php
[line] => 250
[function] => findEntity
[class] => OCP\AppFramework\Db\QBMapper
[type] => ->
)
[10] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 605
[function] => getPreviewForSpecification
[class] => OC\Preview\Db\PreviewMapper
[type] => ->
)
[11] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 566
[function] => savePreview
[class] => OC\Preview\Generator
[type] => ->
)
[12] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/Preview/Generator.php
[line] => 184
[function] => generatePreview
[class] => OC\Preview\Generator
[type] => ->
)
[13] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/private/PreviewManager.php
[line] => 203
[function] => generatePreviews
[class] => OC\Preview\Generator
[type] => ->
)
[14] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 160
[function] => generatePreviews
[class] => OC\PreviewManager
[type] => ->
)
[15] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 141
[function] => processFile
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[16] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 110
[function] => processRow
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[17] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php
[line] => 73
[function] => startProcessing
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[18] => stdClass Object
(
[file] => /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php
[line] => 61
[function] => preGenerate
[class] => OCA\PreviewGenerator\Service\PreGenerateService
[type] => ->
)
[19] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php
[line] => 50
[function] => run
[class] => OCA\PreviewGenerator\BackgroundJob\PreviewJob
[type] => ->
)
[20] => stdClass Object
(
[file] => /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php
[line] => 86
[function] => start
[class] => OCP\BackgroundJob\Job
[type] => ->
)
[21] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 204
[function] => start
[class] => OCP\BackgroundJob\TimedJob
[type] => ->
)
[22] => stdClass Object
(
[file] => /var/www/html/nextcloud/core/Service/CronService.php
[line] => 107
[function] => runCli
[class] => OC\Core\Service\CronService
[type] => ->
)
[23] => stdClass Object
(
[file] => /var/www/html/nextcloud/cron.php
[line] => 52
[function] => run
[class] => OC\Core\Service\CronService
[type] => ->
)
)
[File] => /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php
[Line] => 130
)
)
)
[message] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
[exception] => {"class":"OC\DB\Exceptions\DbalException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/lib/private/DB/Exceptions/DbalException.php:50","trace":"#0 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(60): OC\DB\Exceptions\DbalException::wrap()\n#1 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#2 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#3 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#4 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#5 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#6 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#7 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#8 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#9 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#10 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#11 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#12 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#14 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#15 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#16 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#17 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#18 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#19 {main}","previous":{"class":"Doctrine\DBAL\Exception\NonUniqueFieldNameException","message":"An exception occurred while executing a query: SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/API/MySQL/ExceptionConverter.php:74","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1976): Doctrine\DBAL\Driver\API\MySQL\ExceptionConverter->convert()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1918): Doctrine\DBAL\Connection->handleDriverException()\n#2 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1111): Doctrine\DBAL\Connection->convertExceptionDuringQuery()\n#3 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#4 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#6 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#8 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#9 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#12 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#13 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#18 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#20 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#22 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#23 {main}","previous":{"class":"Doctrine\DBAL\Driver\PDO\Exception","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":1052,"file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Exception.php:24","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(132): Doctrine\DBAL\Driver\PDO\Exception::new()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}","previous":{"class":"PDOException","message":"SQLSTATE[23000]: Integrity constraint violation: 1052 Column 'file_id' in WHERE is ambiguous","code":"23000","file":"/var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php:130","trace":"#0 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/PDO/Statement.php(130): PDOStatement->execute()\n#1 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Driver/Middleware/AbstractStatementMiddleware.php(69): Doctrine\DBAL\Driver\PDO\Statement->execute()\n#2 /var/www/html/nextcloud/lib/private/DB/Middleware/ConnectionActivityStatement.php(26): Doctrine\DBAL\Driver\Middleware\AbstractStatementMiddleware->execute()\n#3 /var/www/html/nextcloud/3rdparty/doctrine/dbal/src/Connection.php(1104): OC\DB\Middleware\ConnectionActivityStatement->execute()\n#4 /var/www/html/nextcloud/lib/private/DB/Connection.php(427): Doctrine\DBAL\Connection->executeQuery()\n#5 /var/www/html/nextcloud/lib/private/DB/ConnectionAdapter.php(57): OC\DB\Connection->executeQuery()\n#6 /var/www/html/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php(261): OC\DB\ConnectionAdapter->executeQuery()\n#7 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(276): OC\DB\QueryBuilder\QueryBuilder->executeQuery()\n#8 /var/www/html/nextcloud/lib/public/AppFramework/Db/QBMapper.php(382): OCP\AppFramework\Db\QBMapper->findOneQuery()\n#9 /var/www/html/nextcloud/lib/private/Preview/Db/PreviewMapper.php(250): OCP\AppFramework\Db\QBMapper->findEntity()\n#10 /var/www/html/nextcloud/lib/private/Preview/Generator.php(605): OC\Preview\Db\PreviewMapper->getPreviewForSpecification()\n#11 /var/www/html/nextcloud/lib/private/Preview/Generator.php(566): OC\Preview\Generator->savePreview()\n#12 /var/www/html/nextcloud/lib/private/Preview/Generator.php(184): OC\Preview\Generator->generatePreview()\n#13 /var/www/html/nextcloud/lib/private/PreviewManager.php(203): OC\Preview\Generator->generatePreviews()\n#14 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(160): OC\PreviewManager->generatePreviews()\n#15 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(141): OCA\PreviewGenerator\Service\PreGenerateService->processFile()\n#16 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(110): OCA\PreviewGenerator\Service\PreGenerateService->processRow()\n#17 /var/www/html/nextcloud/apps/previewgenerator/lib/Service/PreGenerateService.php(73): OCA\PreviewGenerator\Service\PreGenerateService->startProcessing()\n#18 /var/www/html/nextcloud/apps/previewgenerator/lib/BackgroundJob/PreviewJob.php(61): OCA\PreviewGenerator\Service\PreGenerateService->preGenerate()\n#19 /var/www/html/nextcloud/lib/public/BackgroundJob/Job.php(50): OCA\PreviewGenerator\BackgroundJob\PreviewJob->run()\n#20 /var/www/html/nextcloud/lib/public/BackgroundJob/TimedJob.php(86): OCP\BackgroundJob\Job->start()\n#21 /var/www/html/nextcloud/core/Service/CronService.php(204): OCP\BackgroundJob\TimedJob->start()\n#22 /var/www/html/nextcloud/core/Service/CronService.php(107): OC\Core\Service\CronService->runCli()\n#23 /var/www/html/nextcloud/cron.php(52): OC\Core\Service\CronService->run()\n#24 {main}"}}}}
[CustomMessage] => Error while running background job OCA\PreviewGenerator\BackgroundJob\PreviewJob (id: 158171, arguments: null)
)
)