Fatal error: Uncaught Error: Interface "Symfony\Component\EventDispatcher\EventSubscriberInterface" not found in /home/lotopou/lpf26/vendor/symfony/web-profiler-bundle/EventListener/WebDebugToolbarListener.php:40 Stack trace: #0 {main} thrown in /home/lotopou/lpf26/vendor/symfony/web-profiler-bundle/EventListener/WebDebugToolbarListener.php on line 40