Fatal error: Uncaught Error: Class 'ChargeBee_APIError' not found in /var/www/alldocs/home/klewis/website_libs/chargebee/lib/ChargeBee/Exceptions/PaymentException.php:2 Stack trace: #0 {main} thrown in /var/www/alldocs/home/klewis/website_libs/chargebee/lib/ChargeBee/Exceptions/PaymentException.php on line 2