Fatal error: Uncaught Error: Class "Symfony\Contracts\EventDispatcher\Event" not found in C:\laragon\www\backup attendpro-20251021\vendor copy\symfony\mailer\Event\SentMessageEvent.php:20 Stack trace: #0 {main} thrown in C:\laragon\www\backup attendpro-20251021\vendor copy\symfony\mailer\Event\SentMessageEvent.php on line 20