Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventDispatcherInterface" not found in D:\xampp\htdocs\ebaymotors_order\vendor\symfony\event-dispatcher\Debug\TraceableEventDispatcher.php:30 Stack trace: #0 {main} thrown in D:\xampp\htdocs\ebaymotors_order\vendor\symfony\event-dispatcher\Debug\TraceableEventDispatcher.php on line 30