On 07/15/2012 10:15 PM, Gregory Machin wrote: > # chroot /mnt/sysimage > # grub-install /dev/sda > /dev/sda does not have any corresponding BIOS drive. Typically that error means that "sda" does not appear in /boot/grub/device.map. Your previous system probably used hda instead. Update that file, replacing hda with sda, then reinstall grub.