Fatal error: Uncaught Error: Class 'Doctrine\Common\EventArgs' not found in C:\Apache24\htdocs\InvoiceTracking\vendor\doctrine\migrations\lib\Doctrine\Migrations\Event\MigrationsEventArgs.php:15 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\InvoiceTracking\vendor\doctrine\migrations\lib\Doctrine\Migrations\Event\MigrationsEventArgs.php on line 15