Me too. I have not seen this problem since 9.10, I believe; 12.04 brought it back (or something like it).
Linux janus 3.2.0-24-generic #38-Ubuntu SMP Tue May 1 16:18:50 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux P: /devices/virtual/dmi/id E: DEVPATH=/devices/virtual/dmi/id E: MODALIAS=dmi:bvnDellInc.:bvrA15:bd01/20/2010:svnDellInc.:pnPrecisionM4300:pvr:rvnDellInc.:rn0UY141:rvr:cvnDellInc.:ct8:cvr: E: SUBSYSTEM=dmi E: UDEV_LOG=3 01:00.0 VGA compatible controller: NVIDIA Corporation G86M [Quadro FX 360M] (rev a1) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/872652 Title: screensaver backlight stuck off, system looks hung To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-settings-daemon/+bug/872652/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs