Are you using Nvidia restrict drivers + compiz? This is a common problem with this set.
If yes. Disable the visual effects to none and test again... -- black screen/X locking up after using ctrl+alt+f1 and then ctrl+alt+f7 https://bugs.launchpad.net/bugs/164807 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
