Fatal error: Uncaught Error: Interface 'TEC\Tickets\Commerce\Gateways\Contracts\Gateway_Interface' not found in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/Tickets/Commerce/Gateways/Contracts/Abstract_Gateway.php:22 Stack trace: #0 {main} thrown in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/Tickets/Commerce/Gateways/Contracts/Abstract_Gateway.php on line 22