I found a fix which is simplier than Alezandr's approach and worked for me in xubuntu 12.04: in Settings > Screensaver, I changed the screensaver mode from Blank screen to Disable screen saver.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1012277 Title: Closing laptop lid should not blank external monitor To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-power-manager/+bug/1012277/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
