Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Migrations\Tools\Console\Command\DiffCommand' not found in /home/eberhardschwarze/public_html/vendor/contao/core-bundle/src/Command/DoctrineMigrationsDiffCommand.php:26 Stack trace: #0 {main} thrown in /home/eberhardschwarze/public_html/vendor/contao/core-bundle/src/Command/DoctrineMigrationsDiffCommand.php on line 26