Similar problem on HP nx6310, screen turns off, flickers, then the log in screen appears.
-- Power manager is unable to turn off screen https://bugs.launchpad.net/bugs/153809 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs