Fatal error: Uncaught Error: Class "Doctrine\DBAL\Event\TransactionEventArgs" not found in /home/melihata/public_html/vendor/doctrine/dbal/src/Event/TransactionCommitEventArgs.php:8 Stack trace: #0 {main} thrown in /home/melihata/public_html/vendor/doctrine/dbal/src/Event/TransactionCommitEventArgs.php on line 8