Grub hangs after today's updates

[Oliver Ruebenacker]

     Dear friends, dear Boris,

  Actually, I do have Windows on the machine, too (though not using it
often), but Grub boots.

  I already have a rescue disk.

     Take care
     Oliver

On Fri, Sep 12, 2008 at 5:16 PM, Boris Glawe <public at boris-glawe.de> wrote:
> Oliver Ruebenacker schrieb:
>>
>>     Dear friends,
>>
>>  A few minutes ago, I had a few automatic updates (including Kernel
>> updates) for my Fedora 9, then rebooted and now I can't boot upagain.
>> After BIOS, I see a black screen with only "GRUB" written on it, and
>> nothing else happens.
>>
>>  What to do?
>>
>>     Take care
>>     Oliver
>>
>>
>
> Find out, what you root partition is and from what device you're booting
> from.
>
> Assuming, that you do not use dual booting and have only fedora on your
> machine and assuming, that you're booting from the device /dev/sda here are
> the instructions:
>
> Download a rescue boot image and burn it on a cd. Download from this mirror
> for example:
>
> http://sunsite.informatik.rwth-aachen.de/ftp/pub/Linux/fedora/linux/releases/9/Fedora/i386/os/images/boot.iso
>
> Boot from that cd and choose "rescue system" at the boot prompt.
>
> It's very likely, that the rescue routine will mount your system on the
> directory /mnt/sysimage.
>
> As instructed by the user interface run this command:
> chroot /mnt/sysimage
>
> From the point on you work in the same environment/os installation as you
> normally boot directly.
>
> Run this command:
> grub-install /dev/sda
>
> Type "exit"
>
> then type
> reboot
>
> remove the cd from your drive and you will possibly be able to boot from
> hard disk again.
>
> greets Boris
>
>
>
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-- 
Oliver Ruebenacker, Computational Cell Biologist
BioPAX Integration at Virtual Cell (http://vcell.org/biopax)
Center for Cell Analysis and Modeling
http://www.oliver.curiousworld.org