@John Doe:
You most likely experienced bug 53897 , which can be reproduced by hitting the "Quit" button two times before the logout/restart/shutdown screen appears in the live cd environment. This bug seems to be harder to reproduce, since it occurs when logging in.
@John Doe: restart/ shutdown screen appears in the live cd environment. This bug seems to be harder to reproduce, since it occurs when logging in.
You most likely experienced bug 53897 , which can be reproduced by hitting the "Quit" button two times before the logout/