Fatal error: Uncaught Error: Interface "TYPO3\CMS\Reactions\Reaction\ReactionInterface" not found in /var/www/html/dev.hallescherfc.de/vendor/extcode/cart-products/Classes/Reaction/UpdateStockReaction.php:12 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/extcode/cart-products/Classes/Reaction/UpdateStockReaction.php on line 12