Fatal error: Uncaught Error: Class "PayPal\Api\CartBase" not found in /home/custom/public_html/katiekarr/vendor/paypal/rest-api-sdk-php/lib/PayPal/Api/TransactionBase.php:14
Stack trace:
#0 {main}
thrown in /home/custom/public_html/katiekarr/vendor/paypal/rest-api-sdk-php/lib/PayPal/Api/TransactionBase.php on line 14