Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DataCollector\DataCollector" not found in /users/danielstruebig/www/familyhelper/vendor/symfony/http-kernel/DataCollector/EventDataCollector.php:29 Stack trace: #0 {main} thrown in /users/danielstruebig/www/familyhelper/vendor/symfony/http-kernel/DataCollector/EventDataCollector.php on line 29