Further info: I disabled the screensaver for about four weeks and the bug didn't occur in that time. I turned the screensaver back on and the bug occurred the day after. It looks as though the bug is something to do with the screensaver.
-- [965g] Regression: monitor sometimes does not wake up from sleep https://bugs.launchpad.net/bugs/582938 You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xserver-xorg-video-intel in ubuntu. _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp