Fatal error: Uncaught Error: Call to undefined function add_action() in /homepages/10/d815947458/htdocs/ELJAAOUANI/wordpress_old/wp-content/themes/travelify/library/functions/functions.php:12 Stack trace: #0 {main} thrown in /homepages/10/d815947458/htdocs/ELJAAOUANI/wordpress_old/wp-content/themes/travelify/library/functions/functions.php on line 12