Getting Error Message on pages

I am getting an error message on the pages. I really need this to work!!

Warning: call_user_func_array() expects parameter 1 to be a valid callback, function ‘builder_print_closed_comments_message’ not found or invalid function name in /home/compass8/public_html/buildyourbusinesssuccessnow/wp-includes/plugin.php on line 403

Let me know if you have any ideas.

site is https://www.buildyourbusinesssuccessnow.com/about

https://www.ads-software.com/extend/plugins/hide-comments-feature/