Fatal error: Uncaught Error: Class 'Doctrine\Common\EventArgs' not found in D:\workspaces\liZiPingBack\vendor\doctrine\migrations\lib\Doctrine\Migrations\Event\MigrationsVersionEventArgs.php:15 Stack trace: #0 {main} thrown in D:\workspaces\liZiPingBack\vendor\doctrine\migrations\lib\Doctrine\Migrations\Event\MigrationsVersionEventArgs.php on line 15