I don't know if this is the same bug or not, but I have the same result (complete freeze, black screen, Ctrl-Alt-F1 doesn't work) when the Guest session /ends/. Or if I switch users, that's fine, but when I log out to return to the previous session, then it freezes.
-- Black screen when switching users https://bugs.launchpad.net/bugs/266911 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs