In that case, can I have the output of this command as a starting point, please?
sudo grub-install --debug --force /dev/sdb1 ** Changed in: grub2 (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/703009 Title: grub-probe: error: cannot stat `aufs'. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs