Problems with dots in subboxes

[Bron Gondwana]

On Mon, Jan 23, 2012 at 10:59:52PM +0100, Paul van der Vlis wrote:
> Op 23-01-12 22:49, Bron Gondwana schreef:
> > On Mon, Jan 23, 2012, at 10:46 PM, Paul van der Vlis wrote:
> >> Op 23-01-12 22:40, Bron Gondwana schreef:
> >>> On Mon, Jan 23, 2012, at 08:16 PM, Paul van der Vlis wrote:
> >>>> Hello,
> >>>>
> >>>> A user has a very complex IMAP box with many subboxes. He used subboxes
> >>>> with names with dots and spaces in it and I use a dot as IMAP
> >>>> seperation. But he did not have any problems, he said...
> >>>>
> >>>> But now there is a big problem. His box "overig e.d." has been renamed
> >>>> to "overig e" and in it is now a box "d", and in that it's empty, all
> >>>> messages are gone...
> >>>>
> >>>> Does somebody have an idea what can have happened?
> >>>>
> >>>> He is using Thunderbird a long time, but now he has Apple Mail and an
> >>>> Android Phone too, to access the mailbox.
> >>>
> >>> Have you changed versions or configurations in that time?
> >>
> >> Before there was no Android Phone and Apple Mail. And Thunderbird was
> >> updated (to a 3.1 version). I did not change Cyrus.
> >>
> >>> I'm surprised it ever worked!
> >>
> >> Me too,
> > 
> > Have you looked on disk?  Are there files in the spool at all?  
> 
> Yes, I have looked there. There are only this files in the folder:
> cyrus.cache  cyrus.header  cyrus.index	cyrus.seen

Backups?

> > If you used
> > to have unixhierarchysep: on there may be a overig e^d^ folder.
> 
> I don't have unixhierarchysep configured on this machine.

I don't have a clue then sorry.

Bron.