Fatal error: Uncaught Error: Class "Doctrine\DBAL\Driver\Middleware\AbstractConnectionMiddleware" not found in C:\xampp\htdocs\batuhansunar\vendor\doctrine\dbal\src\Portability\Connection.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\batuhansunar\vendor\doctrine\dbal\src\Portability\Connection.php on line 13