Fatal error: Uncaught Error: Class 'WC_Payment_Gateway' not found in /home/adaptyo3/public_html/wp-content/plugins/dummy-gateway-for-woocommerce/WCDummyGateway.class.php:3 Stack trace: #0 {main} thrown in /home/adaptyo3/public_html/wp-content/plugins/dummy-gateway-for-woocommerce/WCDummyGateway.class.php on line 3