Ignore comments #2 and #3 - they worked only on reboot within 5 min of startup.
I have tried updating the kernel from : http://kernel.ubuntu.com/~kernel-ppa/mainline/ I have tried the following kernels: v3.3.7-precise - problem not solved v3.4-precise (and various rc* versions) - not sure if problem solved because the nvidia driver will not install and my screen balloons to an unmanageable resolution that I have had to remove the kernel -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1002824 Title: Ubuntu shutdown/restart failure To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1002824/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs