On Wed, 11 Jul 2012, David Crick wrote: > It looks like Mark may have hit the nail on the head > by identifying the ati-driver. I will try on my second > machine here and confirm whether it works for me > as well. 'Fraid not. My three machines all have intel graphics chips and SL62. Two with identical motherboards: one upgraded smoothly the other didn't. The third is a laptop and the upgrade broke it. -- Dr. Andrew C. Aitchison Computer Officer, DPMMS, Cambridge [log in to unmask] http://www.dpmms.cam.ac.uk/~werdna