Fatal error: Uncaught Error: Class "Doctrine\DBAL\Migrations\MigrationException" not found in /var/www/apache/dev/cal/web/vendor/doctrine/migrations/lib/Doctrine/DBAL/Migrations/AbortMigrationException.php:22 Stack trace: #0 {main} thrown in /var/www/apache/dev/cal/web/vendor/doctrine/migrations/lib/Doctrine/DBAL/Migrations/AbortMigrationException.php on line 22