Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventDispatcherInterface" not found in /mnt/disk1/hosted/cuadro_mando/vendor/symfony/event-dispatcher/EventDispatcher.php:29 Stack trace: #0 {main} thrown in /mnt/disk1/hosted/cuadro_mando/vendor/symfony/event-dispatcher/EventDispatcher.php on line 29