Fatal error: Uncaught Error: Class "Doctrine\Common\EventArgs" not found in /home/alkhalaffamily/public_html/teachme/vendor/doctrine/dbal/src/Event/SchemaEventArgs.php:10 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/teachme/vendor/doctrine/dbal/src/Event/SchemaEventArgs.php on line 10