Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DataCollector\DataCollector" not found in /home/leathr/event.lea.therasse.mmi-velizy.fr/mmievent3/vendor/symfony/http-kernel/DataCollector/RequestDataCollector.php:32 Stack trace: #0 {main} thrown in /home/leathr/event.lea.therasse.mmi-velizy.fr/mmievent3/vendor/symfony/http-kernel/DataCollector/RequestDataCollector.php on line 32