Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/lookoutmv/public_html/wp-content/plugins/jupiterx-core/includes/admin/update-plugins/class-update-plugins.php:24 Stack trace: #0 /home/lookoutmv/public_html/wp-content/plugins/jupiterx-core/includes/admin/update-plugins/class-update-plugins.php(140): JupiterX_Core_Update_Plugins->__construct() #1 {main} thrown in /home/lookoutmv/public_html/wp-content/plugins/jupiterx-core/includes/admin/update-plugins/class-update-plugins.php on line 24