preupgrade F10 --> Rawhide

[Konstantin Svist]

Germán Racca wrote:
> Hello everybody:
>
> I have recently run "preupgrade" in my Fedora 10, and I choosed
> to upgrade to Rawhide. The "preupgrade" program made all the
> necessary tasks (downloaded fc11 packages, etc.) and when finished
> it asked to reboot. I rebooted and I got a black screen saying
> "GRUB _" (the _ is blinking) and it reminds in the same way since
> 30 minutes ago.
>
> My question: is it working or I get an error? May I reboot again?
>   

No, it's an error. See here for instructions:
http://forums.fedoraforum.org/showthread.php?t=214137