Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Schema\AbstractAsset' not found in C:\xampp\htdocs\reservation\vendor\doctrine\dbal\lib\Doctrine\DBAL\Schema\Index.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\reservation\vendor\doctrine\dbal\lib\Doctrine\DBAL\Schema\Index.php on line 17