Fatal error: Uncaught Error: Call to undefined function tribe() in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/admin-views/editor/panel/header-image.php:13 Stack trace: #0 {main} thrown in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/admin-views/editor/panel/header-image.php on line 13