[Yum] yum: recurring error 256 on nfs mounted repo

[Gerry Reno]

Gerry Reno wrote:
> We have some special built rpms that were grabbed by an update on one 
> machine. The local repo is nfs mounted. For some reason, the network 
> stopped working on the machine in the middle of an update. I restarted 
> the network, cleared the nfs mounts and remounted them and everything 
> seemed fine except for the packages coming from the local repo (nfs). 
> Now even though the mounts are fine and the packages are fully 
> available and I even copied them back and forth over the mounts, yum 
> still gives us an error 256 and I cannot find out how to get it to 
> quit doing that. I've tried expiring the cache. No change. My next 
> thing is to do a full yum clean all, but I was hoping to avoid that 
> with so many packages and only two that are a problem. What can clear 
> this error?
>
I just did a 'yum clean all' and the problem is still there. What can we 
do now?

Regards,
Gerry