Fatal error: Uncaught Error: Class 'core_payment\gateway' not found in /home/junior47895/public_html/aulavirtual/AulaVirtual_22Apr/payment/gateway/paypal/classes/gateway.php:33
Stack trace:
#0 {main}
thrown in /home/junior47895/public_html/aulavirtual/AulaVirtual_22Apr/payment/gateway/paypal/classes/gateway.php on line 33