Fatal error: Uncaught Error: Class "Doctrine\Common\EventArgs" not found in /home/technoon/public_html/demo/yondy/vendor/doctrine/orm/src/Tools/Event/GenerateSchemaEventArgs.php:16 Stack trace: #0 {main} thrown in /home/technoon/public_html/demo/yondy/vendor/doctrine/orm/src/Tools/Event/GenerateSchemaEventArgs.php on line 16