Fatal error: Uncaught Error: Class "PayPal\Common\PayPalResourceModel" not found in /home/custom/public_html/katiekarr/vendor/paypal/rest-api-sdk-php/lib/PayPal/Api/Payment.php:31 Stack trace: #0 {main} thrown in /home/custom/public_html/katiekarr/vendor/paypal/rest-api-sdk-php/lib/PayPal/Api/Payment.php on line 31