Yum update from Fedora 14 -> 15 WARNING!

[n2xssvv.g02gfr12930]

On 30/05/11 09:11, n2xssvv.g02gfr12930 wrote:
> 
> To anyone trying to upgrade from Fedora 14 to Fedora 15, DON'T EVEN
> TRY!!! I've just tried and have had numerous problems, finally resulting
> in being unable to boot up any kernel version at all, using inittab mode
> 1,3, or 5. In view of this it appears I will have to reinstall Fedora 14.
> 
> cpp4ever
> 

Any more suggestions would be appreciated,although having successfully
upgraded Fedora 10 -> 14 incrementally before, I'm not hopeful.

In the meantime I'm looking to use a Fedora 14 rescue DVD to backup data
to another partition, (not that there's much, I tend to do most of the
important stuff on my laptop).