I am able to reproduce the same results when installing on the same system the latest Ubuntu 11.10 (Oneiric Ocelot) x64 from the Desktop / LiveCD. Updating bug description with the second release name.
Back to trusty Ubuntu 9.04 for the moment I guess. (shrug) ** Summary changed: - Ubuntu Lucid prevents system POST once installed + Ubuntu Lucid and Oneiric prevents system POST once installed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/874698 Title: Ubuntu Lucid and Oneiric prevents system POST once installed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/874698/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs