Fatal error: Uncaught Error: Interface "Magento\Framework\Api\ExtensibleDataInterface" not found in /var/www/magento/html/app/code/Amasty/Rules/Api/Data/DiscountBreakdownLineInterface.php:12 Stack trace: #0 {main} thrown in /var/www/magento/html/app/code/Amasty/Rules/Api/Data/DiscountBreakdownLineInterface.php on line 12