Fatal error: Uncaught Error: Class 'WC_Payment_Gateway' not found in C:\wamp64\www\wordpress\wp-content\plugins\woocommerce-paypal-payments\modules\ppcp-googlepay\src\GooglePayGateway.php:28 Stack trace: #0 {main} thrown in C:\wamp64\www\wordpress\wp-content\plugins\woocommerce-paypal-payments\modules\ppcp-googlepay\src\GooglePayGateway.php on line 28