Fatal error: Uncaught Error: Call to undefined function add_action() in /home/tsicom/public_html/wp-content/themes/limitless/backend/rad_builder/rad_ajax.php:13
Stack trace:
#0 {main}
thrown in /home/tsicom/public_html/wp-content/themes/limitless/backend/rad_builder/rad_ajax.php on line 13