Warning: Undefined variable $items in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/views/v2/commerce/checkout/order-modifiers/coupons.php on line 17

Fatal error: Uncaught TypeError: array_filter(): Argument #1 ($array) must be of type array, null given in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/views/v2/commerce/checkout/order-modifiers/coupons.php:17 Stack trace: #0 /home/malvernj/public_html/wp-content/plugins/event-tickets/src/views/v2/commerce/checkout/order-modifiers/coupons.php(17): array_filter(NULL, Object(Closure)) #1 {main} thrown in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/views/v2/commerce/checkout/order-modifiers/coupons.php on line 17