We've now seen multiple reports of this problem, and the common thread seems to be trying to upgrade on networks that require a login. So until we know for sure otherwise, I've opened a new bug-task on u-d-m, since Manuel knows how to detect login required as per comment #10.
We've now seen multiple reports of this problem, and the common thread seems to be trying to upgrade on networks that require a login. So until we know for sure otherwise, I've opened a new bug-task on u-d-m, since Manuel knows how to detect login required as per comment #10.