It happened again! Soon after I filed the report. My observation is that it is related to mouse movements. Something happens to X at certain points when the mouse is moving.
By the way, I have an external USB mouse attached to my notebook Pramathesh -- Dual Monitor Blanks Out Suddenly https://bugs.launchpad.net/bugs/542603 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