Comment 16 for bug 11259

(In reply to comment #15)
> (In reply to comment #12)
> > Did you problems go away complettely after you removed the Release.gpg file from
> > the partial directory? If so, I think we should apply the workaround to removed
> > any Release.gpg files in partial/ before trying to fetch the new ones.
> No, the problem re-emerges every once in a while. Cleaning partial/ helps as a
> quick fix there, though.

I uploaded a version of apt that tries to workaround your problem. Please check:
http://people.ubuntulinux.org/~mvo/apt/apt-proxy-fix/

and tell me if it permanently fixes your problem.

thanks,
 Michael