Fatal error: Uncaught Error: Class 'Doctrine\DBAL\Event\TransactionEventArgs' not found in /home/appoint/public_html/booking/vendor/doctrine/dbal/src/Event/TransactionCommitEventArgs.php:7 Stack trace: #0 {main} thrown in /home/appoint/public_html/booking/vendor/doctrine/dbal/src/Event/TransactionCommitEventArgs.php on line 7