Fatal error: Uncaught Error: Interface 'Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcherInterface' not found in E:\xampp\htdocs\vendor\symfony\event-dispatcher\Debug\TraceableEventDispatcher.php:27 Stack trace: #0 {main} thrown in E:\xampp\htdocs\vendor\symfony\event-dispatcher\Debug\TraceableEventDispatcher.php on line 27