Separate names with a comma.
I build an ISO on uupdump.net. Also had an expired windows 10 VM in the DEV channel that I upgraded to Windows 11.
The new build 22494 seems to fix al this :-)
It seems that build 2294 that was just released works.
Same here, it works fine up until build 22454
Worked for me Logging out of MobileMe worked for me. Logging back in MobileMe reproduced the problem. The "change username" workaround works...