2 If you messed up your VM and made it unbootable, it's
3 often useful to be able to go in and edit <code>/boot/grub/grub.conf</code>.
4 This guestfish script shows how to do that.
8 editgrub.sh broken-guest.img
12 See also <a href="http://libguestfs.org/virt-edit.1.html">virt-edit</a>.