[Dovecot] IMAP Clients can not see 3rd tier nested IMAP directories

[dovecot]

On 07-12-10 17:12, jjs87 at cornell.edu wrote:
>
> On 12/7/2010 11:02 AM, dovecot wrote:
>> On 07-12-10 16:37, jjs87 at cornell.edu wrote:
>>> I have a very bizarre problem that I hope someone can help me with. I
>>> am not sure if this is a Dovecot problem, or IMAP client problem.
>>>
>>> I recently used Transend's Migrator to move mail from Exchange 2007 to
>>> my Dovecot 1.0.7 server. The program seems to have moved the nested
>>> IMAP dirs properly as seen below in a directory listing of the maildir
>>> dir. The nested dirs have indexes, cur, new dirs as expected.
>>>
>>> However, when the account is viewed in Windows Thunderbird 3.1.6 or
>>> Outlook 2010 the 3rd tier dirs are not seen, nor can they be
>>> subscribed to. On a whim, I decided to try Apple Mail 4.3 to view the
>>> account and all the IMAP dirs can be seen and accessed as expected.
>>>
>>> Any idea what is going on?  Is this somehow an IMAP client problem
>>> (bug) or an issue with Dovecot and these clients?
>>>
>>>
>>> Listing of the Maildir dir:
>>>
>>> [root Maildir]# ls -al
>>> total 92
>>> drwx------ 17 andrew andrew  4096 Dec  6 17:06 .
>>> drwx------  9 andrew andrew  4096 Dec  6 15:58 ..
>>> drwx------  5 andrew andrew  4096 Dec  6 16:31 .mailbox
>>> drwx------  5 andrew andrew  4096 Dec  6 16:31 .mailbox.mail
>>> drwx------  5 andrew andrew  4096 Dec  6 16:48 .mailbox.mail.colleagues
>>> drwx------  5 andrew andrew  4096 Dec  6 17:02
>>> .mailbox.mail.colleagues.amy
>>> drwx------  5 andrew andrew  4096 Dec  6 16:48
>>> .mailbox.mail.colleagues.aslan
>>> drwx------  2 andrew andrew  4096 Dec  6 16:31 cur
>>> -rw-------  1 andrew andrew   144 Dec  6 16:31 dovecot.index
>>> -rw-------  1 andrew andrew 10272 Dec  6 16:31 dovecot.index.cache
>>> -rw-------  1 andrew andrew   128 Dec  6 16:31 dovecot.index.log
>>> drwx------  2 andrew andrew  4096 Dec  6 16:31 new
>>> drwx------  5 andrew andrew  4096 Dec  6 16:53 .Sent Items
>>> -rw-------  1 andrew andrew    32 Dec  6 17:06 subscriptions
>>> drwx------  2 andrew andrew  4096 Dec  6 16:31 tmp
>>> drwx------  5 andrew andrew  4096 Dec  6 16:32 .Trash
>>>
>>>
>>> PROBLEM:
>>>
>>> When viewed in Thunderbird 3.1.6 or Outlook 2010:
>>>
>>> These nested dirs are seen:
>>> ..mailbox
>>> ....mail
>>>
>>> These nested dirs are NOT seen or can be subscribed:
>>> ......colleagues
>>> ........amy
>>> ........aslan
>>>
>>>
>>> OBSERVATIONS:
>>>
>>> When viewed in Apple Mail 4.3, all dirs are seen correctly.
>>>
>>> Thank you, I appreciate any and all replies, comments, questions, and
>>> suggestions.
>>> Jason
>>>
>>>
>> seems to work here:
>>
>> i just create a folder 'test', a subfolder 'test', etc, etc
>>
>> opensuse:/home/luuk/Maildir # ls -laR | grep test
>> drwx------  5 luuk users    4096 2010-12-07 16:59 .test
>> drwx------  5 luuk users    4096 2010-12-07 17:00 .test.test
>> drwx------  5 luuk users    4096 2010-12-07 16:59 .test.test.test
>> drwx------  5 luuk users    4096 2010-12-07 17:00 .test.test.test.test
>> ./.test:
>> ./.test/cur:
>> ./.test/new:
>> ./.test/tmp:
>> ./.test.test:
>> ./.test.test/cur:
>> ./.test.test/new:
>> ./.test.test/tmp:
>> ./.test.test.test:
>> ./.test.test.test/cur:
>> ./.test.test.test/new:
>> ./.test.test.test/tmp:
>> ./.test.test.test.test:
>> ./.test.test.test.test/cur:
>> ./.test.test.test.test/new:
>> ./.test.test.test.test/tmp:
>> opensuse:/home/luuk/Maildir #
>
> Thanks for the note. I should have mentioned that manually creating 
> nested folders from within TB or Outlook works just fine.
> -Jason
>

I unsubscribed them, and i cannot subscribe to these '.test.test.test' 
again.
So, it seems to be a bug in Thunderbird