Fatal error: Uncaught Error: Class 'PHPShopify\ShopifyResource' not found in /home/dvidiv74/public_html/savi-customs/vendor/phpclassic/php-shopify/lib/DiscountCode.php:21 Stack trace: #0 {main} thrown in /home/dvidiv74/public_html/savi-customs/vendor/phpclassic/php-shopify/lib/DiscountCode.php on line 21