I see the error, and it gives me the idea that you possibly did not format /dev/sdb before trying to install to it, since it says 'unable to identify a filesystem in hd1'. Have you verified that you formatted this partition to specify a filesystem before installing grub to it?
** Changed in: grub-installer (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/992580 Title: I can't install Ubuntu 12.04 on disk To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/992580/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs