HasChildren flag on two mailboxes with similar name

[Tobias Riekeberg]

Hi,

Am 13.02.2013 21:46, schrieb David Carter:
> On Wed, 13 Feb 2013, Tobias Riekeberg wrote:
>
>> I have two users, named "joe" and "joe-doe", each with subfolders
>> "drafts" and "sent".
>>
>> [...]
>>
>> So the "user.joe" has the flag "\HasNochildren" instead of
>> "\HasChildren". This happens whenever I have two users of which one's
>> name is the first part of the other users name. Result of this seem to
>> be, that I cannot access "user.joe" in Thunderbird.
>
> Do you have improved_mboxlist_sort set?

I have tried, but it did not change anything. I have done this:

- stop cyrus
- export mailboxes.db
- added "improved_mboxlist_sort: 1" to imapd.conf
- imported mailboxes.db
- start cyrus

> We hit the same problem a long time back. If I recall correctly the
> problem is the order that '-' and '.' occur with a simple ASCII sort.
>
> ('-' is the only commonly used character which sorts before '.').

what is the minimum cyrus version that supports improved_mboxlist_sort? 
I'm still on v2.2.12.

Regards,
Tobias.