I have experienced the same problem (change in resolution after resume from hibernating) using Hardy heron in my laptop compaq presario V6000. I didn't find other way to restore the resolution than restart the computer.
-- Cannot change resolution after resuming from hibernate https://bugs.launchpad.net/bugs/70963 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