Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventDispatcherInterface" not found in C:\PHP\APPS\production\aictec_license_web\vendor\symfony\event-dispatcher\EventDispatcher.php:32 Stack trace: #0 {main} thrown in C:\PHP\APPS\production\aictec_license_web\vendor\symfony\event-dispatcher\EventDispatcher.php on line 32