Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\JsonResponse" not found in /home/amper418/shopv2.amperio.ch/vendor/shopware/core/Framework/Api/Response/JsonApiResponse.php:9 Stack trace: #0 {main} thrown in /home/amper418/shopv2.amperio.ch/vendor/shopware/core/Framework/Api/Response/JsonApiResponse.php on line 9