I have the same problem in my Dell Studio after upgrade from 10.10 to 11.04. In 10.10 it worked well, but after the upgrade, my laptiop hangs on shutdown/reboot. It has an ATI Radeon HD4570 video card.
I have the same problem in my Dell Studio after upgrade from 10.10 to 11.04.
In 10.10 it worked well, but after the upgrade, my laptiop hangs on shutdown/reboot.
It has an ATI Radeon HD4570 video card.