Fatal error: Uncaught Error: Call to undefined function add_action() in /home/www/promoarena.com/wp-content/themes/Divi/includes/builder/feature/custom-defaults/History.php:30 Stack trace: #0 /home/www/promoarena.com/wp-content/themes/Divi/includes/builder/feature/custom-defaults/History.php(10): ET_Builder_Custom_Defaults_History->_register_ajax_callbacks() #1 /home/www/promoarena.com/wp-content/themes/Divi/includes/builder/feature/custom-defaults/History.php(23): ET_Builder_Custom_Defaults_History->__construct() #2 /home/www/promoarena.com/wp-content/themes/Divi/includes/builder/feature/custom-defaults/History.php(239): ET_Builder_Custom_Defaults_History::instance() #3 {main} thrown in /home/www/promoarena.com/wp-content/themes/Divi/includes/builder/feature/custom-defaults/History.php on line 30