Fatal error: Uncaught Error: Interface "Symfony\Component\Notifier\Transport\TransportInterface" not found in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\notifier\ChatterInterface.php:21 Stack trace: #0 {main} thrown in C:\xampp\htdocs\retrodex\helpdesk\vendor\symfony\notifier\ChatterInterface.php on line 21