You can workaround this issue by killing gnome-power-manager. Some relevant links: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/447728 http://monda.hu/blog/2010/01/12/lock-your-laptop-and-turn-off-display-with-the-touch-of-a-keystroke-in-ubuntu-karmic/
-- [i945gm] LCD backlight won't stay off https://bugs.launchpad.net/bugs/501018 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
