"yum clean all" breaks yum

[Douglas Phillipson]

Douglas Phillipson wrote:
> 
> When running "yum clean all" on several systems I can no longer do 
> anything with yum.  The error message is:
> 
> can't find repomd.xml
> 
> Why would these files disappear?
> 
> I have to re-install yum to fix this.
> 
> Doug P
> 

Sorry, this occurs on FC4 with Yum version 2.4.1 (atrpms)...

Doug P