[[!comment format=mdwn username="gueux" avatar="http://cdn.libravatar.org/avatar/2982bac2c2cd94ab3860efb189deafc8" subject="comment 1" date="2017-12-19T21:45:08Z" content=""" I tried to swap update-grub and grub-install in Grub.bootsMounted, I get: ... 17,512,735 69% 185.22MB/s 0:00:00 (xfr#1, to-chk=0/5) 129 0% 0.15kB/s 0:00:00 (xfr#3, to-chk=0/33524) update-initramfs: Generating /boot/initrd.img-4.9.0-4-amd64 grub-install: error: /usr/lib/grub/i386-pc/modinfo.sh doesn't exist. Please specify --target or --directory. loop deleted : /dev/loop0 laptop built disk image /srv/router.img ... failed laptop overall ... failed Which is weird, as grub-install should try to use /usr/lib/grub/i386-coreboot/... """]]