[NSFW] existing WP users

Existing WP users not showing up in Members profiles. How do we include these users in members profiles.

It is exasperating having a website working, a business up and running, even on a small scale, then no way to keep it going due to a plug in failure and no immediate support help.
Members were joining with RM till it starting having issues a few days ago. Will this plugin, show all members who joined with RM form on members profile page?

The page I need help with: [log in to see the link]