I meet the same problem on iOS 15.
tho10529
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Last seen
User for
Post
Replies
Boosts
Views
Activity
iOS 14 beta 4 still happens "Termination Reason: Namespace RUNNINGBOARD, Code 0xdead10cc"