error in grub2 after delete partition

[Luis Paulo]

On Mon, May 31, 2010 at 7:21 AM, Luis Paulo <luis.barbas at gmail.com> wrote:
> On Sun, May 30, 2010 at 10:41 PM, mierdatutis mi <mmm286 at gmail.com> wrote:
>>
>>
>> I had in one disk:
>>
>> Primary partition: xp
>> Extended partition: ubuntu and windows 7.
>>
>> Now, I've changed the partitions. I delete the primary of xp and the
>> extended of windows 7. I've created a primary partition to install windows
>> 7.
>>
>> After I've installed windows 7, I boot with my ubuntu Live and I did an
>> update-grub.
>>
>> Now I have grub2 installed and I can boot with my ubuntu but when I select
>> windows 7 it says me:
>> no such device: ec3883435345390
>> no such partition.
>>
>> Could you help me please?
>> Many thanks and sorry for my english!
>> --
>
> You may try this
> https://help.ubuntu.com/community/RecoveringUbuntuAfterInstallingWindows
>
> Follow the text. You didn't said what version of ubuntu are you using
> (to answer is it grub, grub legacy, grub2?).
>
> The recheck option will probe your device map, but there's a warning
> on the man page
> http://linux.die.net/man/8/grub-install
> I'll try it anyway if the rest fails.
>
> Then do an sudo update-grub (or sudo update-grub2) on your linux (on
> hdd). Or you may just try this before, as in now. :)
>
> Worked for me
>
> Regards
> Luis
>

Goh Lip is right. If you can run ubuntu, you don't need the live cd
anymore. Good reading, though :)

Try the
$ sudo update-grub (or sudo update-grub2)

If that doesn't work
$ sudo grub-install /dev/sda

If that still doesn't work try with the --recheck option