Fatal error: Uncaught Error: Class "Symfony\Bundle\FrameworkBundle\Controller\AbstractController" not found in /home/amper418/shopv2.amperio.ch/vendor/shopware/core/Content/Media/Api/MediaUploadController.php:23 Stack trace: #0 {main} thrown in /home/amper418/shopv2.amperio.ch/vendor/shopware/core/Content/Media/Api/MediaUploadController.php on line 23