Originally Posted by Jake
Changed back to PHP 8.1. Checked my UBB Forum, front end ok (could post a test post, even though closed). Control Panel still white screened.

is it just the dashboard, or are you unable to reach other other pages as well?

for example
https:// YOURSITE .com /forums/admin/phpinfo.php

current developer of UBB.threads php forum software
current release: UBB.threads 8.0.1 // wip: UBB.threads 8.1.0
isaac @ id242.com // my forum @ CelicaHobby.com