I suspect it is more complex than that, since I get it all the time regardless of it being plugged in or not. It is clearly down to a process failing to exit correctly, an process we are all running but isn't necessarily common in the default 11.10 install as not everyone has this problem.
We need to list what is non-standard on our systems. For instance I mount various drives via NFS at boot, which might be an issue... -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/882817 Title: shutdown screen stuck after upgrade to Ubuntu 11.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/882817/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs