Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Schema\AbstractAsset' not found in /opt/lampp/htdocs/kuesioner/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/Identifier.php:11 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/kuesioner/vendor/doctrine/dbal/lib/Doctrine/DBAL/Schema/Identifier.php on line 11