Try to install the latest kernel clicking on the following links: http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.4-rc4-precise/linux- headers-3.4.0-030400rc4_3.4.0-030400rc4.201204230908_all.deb
http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.4-rc4-precise/linux- headers-3.4.0-030400rc4-generic_3.4.0-030400rc4.201204230908_amd64.deb http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.4-rc4-precise/linux- image-3.4.0-030400rc4-generic_3.4.0-030400rc4.201204230908_amd64.deb Then refere if works --- Ubuntu Bug Squad volunteer triager http://wiki.ubuntu.com/BugSquad -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/981328 Title: will not boot on 1st attempt. must power down and immediately restart to get ĺast used'version option to start. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/981328/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs