note for http://fedoraproject.org/wiki/YumUpgradeFaq

[Rahul Sundaram]

Ofer Inbar wrote:
> When upgrading from Fedora 6 to 7, I got a bunch of errors of the form:
>   Error: Missing Dependency: python(abi) = 2.4 is needed by package
> 
> Although the document on the wiki suggests you may have to remove
> rhnlib and update, it fails to mention that that is because those
> aren't part of fedora 7 so you don't need them anymore, which would be
> comforting for someone doing the upgrades to know.  However, that
> wasn't enough.  What I needed to do was:
> 
> rpm -e rhnlib up2date 4Suite authconfig firstboot-tui authconfig-gtk firstboot system-config-boot
> 
> That got rid of all the packages that triggerred the python(abi)
> dependency, allowing me to do a yum update and reboot into Fedora 7.
> 
> I was then able to reinstall these packages:
>   yum install authconfig firstboot-tui authconfig-gtk firstboot
> 
> So I would add a note to the FAQ suggesting removing all of those
> packages before the upgrade, and reinstalling the subset that still
> exist in Fedora 7 after the upgrade.  I would also have the note
> mention that "Missing Dependency: python(abi)" error explicitly, so
> that people who see it will know what it's about and what to do.

Would you mind signing up for a Fedora account and doing the edit 
yourself? It hardly takes more than a few mins.

https://admin.fedoraproject.org/accounts/

You can use the Fedora account to sign in and edit the wiki.

Rahul