UBB.threads PHP Forum Software Community Forums UBB.threads 7 Version 7 Support user profile, after I click Update nothing happens

When I try to make changes in a users profile, after I click Update nothing happens.
When I reload the page, the change didn't take.

UBB.threads Version 7.7.1
Release 20190129
Server Type Linux
Server Load 0.49
Web Server Apache/2.4.10
PHP Version 5.6.40-0+deb8u4
MySQL Version

Forum.pianoworld.com

Suggestions of where I should start?
Thanks much,
Frank B.

Confirm the user's homepage URL is correctly formatted to include the HTTP/HTTPS protocol in it.

Bug was fixed in UBB.threads 7.7.2 (Released July 2nd, 2019).
[FIX] CP: Fixed Member Editor not allowing updates due to Member Homepage URL not conforming with HTML5 input URL requirements.
https://www.ubbcentral.com/forums/ubbthreads.php/topics/262892/7-7-2-changelog-discussion

The current version of UBB.threads is 7.7.3 (Released July 28th, 2019).

I took a peek
Two observations which probably does not have anything to do with this issue.
But needs to be addressed.
Home page is broken - It shows error establishing a database connection.
UBB permission check fails on images/news/default