Fatal error: Uncaught Error: Class "Shopware\Core\Framework\DataAbstractionLayer\EntityDefinition" not found in /home/amper418/shopv2.amperio.ch/vendor/shopware/administration/Notification/NotificationDefinition.php:24 Stack trace: #0 {main} thrown in /home/amper418/shopv2.amperio.ch/vendor/shopware/administration/Notification/NotificationDefinition.php on line 24