I think I have seen a few reports like this recently. It appears that 32 bit EFI grub is confused and is looking for 32 bit bios files:
/usr/lib/grub/i386-pc/modinfo.sh doesn't exist. Please specify --target or --directory ** Changed in: grub-installer (Ubuntu) Status: New => Incomplete ** Changed in: grub-installer (Ubuntu) Status: Incomplete => Triaged ** Changed in: grub-installer (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1520849 Title: intall on asus F200M failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub-installer/+bug/1520849/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs