Fatal error: Uncaught Error: Class "Amasty\Base\Model\Config\Backend\Unsubscribe" not found in /var/www/magento/html/generated/code/Amasty/Base/Model/Config/Backend/Unsubscribe/Interceptor.php:7 Stack trace: #0 {main} thrown in /var/www/magento/html/generated/code/Amasty/Base/Model/Config/Backend/Unsubscribe/Interceptor.php on line 7