Fatal error: Uncaught Error: Class "Doctrine\Common\EventArgs" not found in C:\AppServ\Apache\2.4.69\htdocs\isha_security\vendor\doctrine\dbal\src\Event\SchemaEventArgs.php:12 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.69\htdocs\isha_security\vendor\doctrine\dbal\src\Event\SchemaEventArgs.php on line 12