Re: no boot

[Goh Lip]

On 08/11/2011 11:01 AM, robert wrote:
> Ok. Here's the problem.
>
> Running a debian-based o/s, in /etc/grub.d/40_custom (set to rwx-r_x-r_x)
>
> I have this:
> #!/bin/sh
> exec tail -n +3 $0
> menuentry "Sysrescue" {
> set root=(hd1,2)
> linux /sysrcd/rescuecd subdir=sysrcd
> initrd /sysrcd/initram.igz
> }
>
> then
> $sudo update-grub
>
> well and good. "Sysrescue" shows up in the grub boot menu
>
> However, when I select that menu item, I get:
> error: hd1,2 cannot get C/H/S values
> error: you need to load the kernel first
>
> but, when I boot to a grub prompt and issue the following commands:
> grub>set root(hd1,2)
> grub>linux /sysrcd/rescuecd subdir=sysrcd
> grub>initrd /sysrcd/initram.igz
> grub>boot
>
> everything goes swimmingly. machine boots to the requested o/s
>
> any suggestions?
>
> Thanks in advance.
>
> Robert


Try using the search line below the set root= line

set root=(hd1,2)
search --no-floppy --fs-uuid --set=root xxxxxxxxxxxx

where xxxxxx is uuid of the partition.

Regards - Goh Lip
ps: if 1.99, use --set=root (as shown)
    if 1.98 or earlier use --set