Preupgrade F8 to F10: a short story
craigwhite at azapple.com
Tue Jan 13 14:53:10 UTC 2009
On Tue, 2009-01-13 at 15:33 +0100, Sjoerd Mullender wrote:
> On 2009-01-13 15:07, Timothy Murphy wrote:
> > I ran preupgrade on an ancient Thinkpad T20
> > which was running Fedora-8.
> > (I hadn't used it for a year or so.)
> > Preupgrade seemed to run OK,
> > but when I re-booted for the second time
> > (ie after installing the upgrade)
> > I got the dreaded GRUB message,
> > which I take to mean that the grub installation
> > has got itself screwed up in some way.
> > I got out my trusty Knoppix-5.1 CD,
> > which saw everything on my hard disk clearly,
> > mounted /dev/hda8 as /mnt/hda8 and /dev/hda2 as /mnt/hda8/boot ,
> > and chroot-ed to /mnt.hda8 .
> > But when I ran
> > #grub
> > #grun> root (hd0,1)
> > I got the message
> > Error 21: Selected disk does not exist
> > To cut a long story short, when I ran
> > #/mnt/hda8/sbin/grub
> > I no longer got this message, and was able to install grub with
> > #setup (hd0)
> > Just a story, with no moral.
> The disk is called sda (sd0) now, not hda (hd0).
No - this is grub and it is only interested in enumerating hard drives
in a sequential order but does not differentiate with the kernel module
- this is before kernel modules actually are loaded.
hd0 is the correct terminology for grub
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