GRUB with IDE and SCSI disk

[Timothy Murphy]

Matthew Saltzman wrote:

> One of my systems has an IDE disk and a SCSI disk.  I upgraded the IDE
> disk and I need to reinstall grub.  /boot is in /dev/sda1, but the system
> boots off of /dev/hda.
> 
> I've tried various things to install GRUB on the new /dev/hda, but
> everything results in a complaint during boot that
> 
> Error 21: Selected disk does not exist.
> 
> For example, in GRUB shell, I installed using:
> 
>  > root (hd1,0)
>  > setup (hd0)
> 
> The installation seems to work fine, but boot fails as above. I had this
> working before, but for my life I can't recall how I did it differently
> from this.
> 
> What am I missing?

You could try "grub-install --recheck /dev/hda".

-- 
Timothy Murphy  
e-mail (<80k only): tim /at/ birdsnest.maths.tcd.ie
tel: +353-86-2336090, +353-1-2842366
s-mail: School of Mathematics, Trinity College, Dublin 2, Ireland