crash on migration to pgsql

gistfile1.txt

Exception trace:
 () at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Driver/AbstractPostgreSQLDriver.php:91
 Doctrine\DBAL\Driver\AbstractPostgreSQLDriver->convertException() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/DBALException.php:128
 Doctrine\DBAL\DBALException::driverExceptionDuringQuery() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:996
 Doctrine\DBAL\Connection->executeUpdate() at /path/to/nextcloud/lib/private/DB/Connection.php:215
 OC\DB\Connection->executeUpdate() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php:208
 Doctrine\DBAL\Query\QueryBuilder->execute() at /path/to/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php:177
 OC\DB\QueryBuilder\QueryBuilder->execute() at /path/to/nextcloud/core/Command/Db/ConvertType.php:309
 OC\Core\Command\Db\ConvertType->copyTable() at /path/to/nextcloud/core/Command/Db/ConvertType.php:322
 OC\Core\Command\Db\ConvertType->convertDB() at /path/to/nextcloud/core/Command/Db/ConvertType.php:213
 OC\Core\Command\Db\ConvertType->execute() at /path/to/nextcloud/3rdparty/symfony/console/Command/Command.php:256
 Symfony\Component\Console\Command\Command->run() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:818
 Symfony\Component\Console\Application->doRunCommand() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:186
 Symfony\Component\Console\Application->doRun() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:117
 Symfony\Component\Console\Application->run() at /path/to/nextcloud/lib/private/Console/Application.php:169
 OC\Console\Application->run() at /path/to/nextcloud/console.php:90
 require_once() at /path/to/nextcloud/occ:11

                                                                                               
  [Doctrine\DBAL\Driver\PDOException (22P02)]                                                  
  SQLSTATE[22P02]: Invalid text representation: 7 ERROR:  invalid input syntax for type bytea  
                                                                                               

Exception trace:
 () at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:93
 Doctrine\DBAL\Driver\PDOStatement->execute() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:987
 Doctrine\DBAL\Connection->executeUpdate() at /path/to/nextcloud/lib/private/DB/Connection.php:215
 OC\DB\Connection->executeUpdate() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php:208
 Doctrine\DBAL\Query\QueryBuilder->execute() at /path/to/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php:177
 OC\DB\QueryBuilder\QueryBuilder->execute() at /path/to/nextcloud/core/Command/Db/ConvertType.php:309
 OC\Core\Command\Db\ConvertType->copyTable() at /path/to/nextcloud/core/Command/Db/ConvertType.php:322
 OC\Core\Command\Db\ConvertType->convertDB() at /path/to/nextcloud/core/Command/Db/ConvertType.php:213
 OC\Core\Command\Db\ConvertType->execute() at /path/to/nextcloud/3rdparty/symfony/console/Command/Command.php:256
 Symfony\Component\Console\Command\Command->run() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:818
 Symfony\Component\Console\Application->doRunCommand() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:186
 Symfony\Component\Console\Application->doRun() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:117
 Symfony\Component\Console\Application->run() at /path/to/nextcloud/lib/private/Console/Application.php:169
 OC\Console\Application->run() at /path/to/nextcloud/console.php:90
 require_once() at /path/to/nextcloud/occ:11

                                                                                               
  [PDOException (22P02)]                                                                       
  SQLSTATE[22P02]: Invalid text representation: 7 ERROR:  invalid input syntax for type bytea  
                                                                                               

Exception trace:
 () at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:91
 PDOStatement->execute() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOStatement.php:91
 Doctrine\DBAL\Driver\PDOStatement->execute() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Connection.php:987
 Doctrine\DBAL\Connection->executeUpdate() at /path/to/nextcloud/lib/private/DB/Connection.php:215
 OC\DB\Connection->executeUpdate() at /path/to/nextcloud/3rdparty/doctrine/dbal/lib/Doctrine/DBAL/Query/QueryBuilder.php:208
 Doctrine\DBAL\Query\QueryBuilder->execute() at /path/to/nextcloud/lib/private/DB/QueryBuilder/QueryBuilder.php:177
 OC\DB\QueryBuilder\QueryBuilder->execute() at /path/to/nextcloud/core/Command/Db/ConvertType.php:309
 OC\Core\Command\Db\ConvertType->copyTable() at /path/to/nextcloud/core/Command/Db/ConvertType.php:322
 OC\Core\Command\Db\ConvertType->convertDB() at /path/to/nextcloud/core/Command/Db/ConvertType.php:213
 OC\Core\Command\Db\ConvertType->execute() at /path/to/nextcloud/3rdparty/symfony/console/Command/Command.php:256
 Symfony\Component\Console\Command\Command->run() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:818
 Symfony\Component\Console\Application->doRunCommand() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:186
 Symfony\Component\Console\Application->doRun() at /path/to/nextcloud/3rdparty/symfony/console/Application.php:117
 Symfony\Component\Console\Application->run() at /path/to/nextcloud/lib/private/Console/Application.php:169
 OC\Console\Application->run() at /path/to/nextcloud/console.php:90
 require_once() at /path/to/nextcloud/occ:11