Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Schema\AbstractAsset' not found in C:\Apache24\htdocs\cwlms\vendor\doctrine\dbal\lib\Doctrine\DBAL\Schema\ForeignKeyConstraint.php:18 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cwlms\vendor\doctrine\dbal\lib\Doctrine\DBAL\Schema\ForeignKeyConstraint.php on line 18