Fatal error: Uncaught Error: Class "Doctrine\DBAL\Exception" not found in C:\xampp\htdocs\batuhansunar\vendor\doctrine\dbal\src\Exception\NoKeyValue.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\batuhansunar\vendor\doctrine\dbal\src\Exception\NoKeyValue.php on line 14