Narcis Garcia, on dim. 25 juin 2017 09:44:07 +0200, wrote: > A Debian-live-Hurd could help in this situations, to perform a proper > grub-install in this situation.
I don't think there is any grub issue here. > I don't know if Debian-live-Linux can damage installation with same action. I don't know. That's probably really not easy to do. To get the parameters right, usually you just run grub-installer from a chroot session, but you can't do that here. That said you can just use the hurd debian installer as a rescue disk to do the same. Samuel