Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface" not found in /users/danielstruebig/www/familyhelper/vendor/symfony/http-kernel/DependencyInjection/RegisterControllerArgumentLocatorsPass.php:35 Stack trace: #0 {main} thrown in /users/danielstruebig/www/familyhelper/vendor/symfony/http-kernel/DependencyInjection/RegisterControllerArgumentLocatorsPass.php on line 35