A quick run through the comments suggests that the Intel graphics adaptor might be a common factor here. Is anyone having this problem on a system that isn't using Intel graphics? If not, that may implicate xserver-xorg-video-intel.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/762918 Title: Natty Screensaver freezes system after some period of inactivity -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs