Fatal error: Uncaught Error: Class "Doctrine\Common\EventArgs" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\doctrine\migrations\lib\Doctrine\Migrations\Event\MigrationsEventArgs.php:14 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\doctrine\migrations\lib\Doctrine\Migrations\Event\MigrationsEventArgs.php on line 14