Fatal error: Uncaught Error: Class "Zip\ZipPayment\Controller\Standard\Referred" not found in /var/www/magento/html/generated/code/Zip/ZipPayment/Controller/Standard/Referred/Interceptor.php:7 Stack trace: #0 {main} thrown in /var/www/magento/html/generated/code/Zip/ZipPayment/Controller/Standard/Referred/Interceptor.php on line 7