Fatal error: Uncaught Error: Call to undefined function add_action() in /home/exactt6/docs.exactthemes.com/docs.exactthemes.com/wp-includes/ms-default-filters.php:16 Stack trace: #0 {main} thrown in /home/exactt6/docs.exactthemes.com/docs.exactthemes.com/wp-includes/ms-default-filters.php on line 16