ubuntu@ubuntu:~$ sudo mount /dev/sda1 /media
mount: /dev/sda1 already mounted or /media busy
mount: according to mtab, /dev/sda1 is already mounted on /media
ubuntu@ubuntu:~$
ubuntu@ubuntu:~$ for w in dev dev/pts proc sys; do sudo mount -B /$w
/media/$w ; done
ubuntu@ubuntu:~$
ubuntu@ubuntu:~$ sudo chroot /media grub-install /dev/sda
/usr/sbin/grub-setup: error: cannot write to `/dev/sda'.
From a liveCD, reinstalling GRUB fails:
ubuntu@ubuntu:~$ sudo mount /dev/sda1 /media grub-setup: error: cannot write to `/dev/sda'.
mount: /dev/sda1 already mounted or /media busy
mount: according to mtab, /dev/sda1 is already mounted on /media
ubuntu@ubuntu:~$
ubuntu@ubuntu:~$ for w in dev dev/pts proc sys; do sudo mount -B /$w
/media/$w ; done
ubuntu@ubuntu:~$
ubuntu@ubuntu:~$ sudo chroot /media grub-install /dev/sda
/usr/sbin/
Same error when trying to reinstall GRUB via Boot-Repair: http:// paste.ubuntu. com/1192496/