Chris seems to have correctly identified the issue. I tried reverting the xserver-xorg-video-intel to previous versions, but it had no affect.
I rebooted into an older kernel and i can still use compiz/unity.
3.16.0-6-generic : works 3.16.0-7-generic : fails 3.16.0-8-generic: fails
Chris seems to have correctly identified the issue. xorg-video- intel to previous versions, but it had no affect.
I tried reverting the xserver-
I rebooted into an older kernel and i can still use compiz/unity.
3.16.0-6-generic : works
3.16.0-7-generic : fails
3.16.0-8-generic: fails