Still having this, using 3.0.0-17-generic with a Sandy bridge CPU and graphics, so I am slightly reluctant to installing some foreign vendor graphics driver that isn't related to my hardware, even though it seems to have solved the issue for others using different GPU's.
Still having this, using 3.0.0-17-generic with a Sandy bridge CPU and graphics, so I am slightly reluctant to installing some foreign vendor graphics driver that isn't related to my hardware, even though it seems to have solved the issue for others using different GPU's.