Fatal error: Uncaught Error: Call to undefined function add_filter() in /home/lookoutmv/public_html/wp-content/plugins/loginpress/classes/class-loginpress-promotion.php:24 Stack trace: #0 /home/lookoutmv/public_html/wp-content/plugins/loginpress/classes/class-loginpress-promotion.php(19): LoginPress_Promotion_tabs->_hooks() #1 /home/lookoutmv/public_html/wp-content/plugins/loginpress/classes/class-loginpress-promotion.php(129): LoginPress_Promotion_tabs->__construct() #2 {main} thrown in /home/lookoutmv/public_html/wp-content/plugins/loginpress/classes/class-loginpress-promotion.php on line 24