Fatal error: Uncaught Error: Call to undefined function add_action() in /home/aa65a75/lovefuntravels.com/wp-content/plugins/wp-travel/app/inc/admin/class-wptravel-admin-metabox-trip-edit.php:18 Stack trace: #0 /home/aa65a75/lovefuntravels.com/wp-content/plugins/wp-travel/app/inc/admin/class-wptravel-admin-metabox-trip-edit.php(111): WpTravel_Admin_Metabox_Trip_Edit::init() #1 {main} thrown in /home/aa65a75/lovefuntravels.com/wp-content/plugins/wp-travel/app/inc/admin/class-wptravel-admin-metabox-trip-edit.php on line 18