rename folder problem with 2.4.4

[Bron Gondwana]

On Thu, Nov 18, 2010 at 03:59:31PM -0500, Robert Spellman wrote:
> If I reconfigure my backend mailstore to remove the murder
> configuration (so that it thinks it's a stand alone server), the
> rename works, so I think it must have something to do with my
> imapd.conf files and the way my backend servers communicate with my
> murder server.
> 
> I'm trying to build a configuration that looks like:
> 
> Multiple backend servers who have lots of disk storage for storing
> email folders
> A single murder server
> Multiple frontend servers running as imap and lmtp proxy's, where
> the email clients actually connect to.
> 
> Anyone willing to share their imapd.conf files for such a configuration?

It sounds like a missing defaultpartition or something similar.  Odd...
I'll see if I can reproduce locally.