Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/lookoutmv/public_html/wp-content/plugins/jupiterx-core/includes/widgets/widget-nav-menu.php:12 Stack trace: #0 {main} thrown in /home/lookoutmv/public_html/wp-content/plugins/jupiterx-core/includes/widgets/widget-nav-menu.php on line 12