[sync] ActiveSync attachments not downloading, disappearing on devices

[Volker Then]

Zitat von Volker Then <horde40 at volkerthen.com>:

> Zitat von Michael J Rubinsky <mrubinsk at horde.org>:
>
>> Quoting Volker Then <horde40 at volkerthen.com>:
>>
>>> Zitat von Michael J Rubinsky <mrubinsk at horde.org>:
>>>
>>>> Quoting Michael J Rubinsky <mrubinsk at horde.org>:
>>>>
>>>>> Quoting Michael J Rubinsky <mrubinsk at horde.org>:
>>>>>
>>>>>> Quoting Volker Then <horde40 at volkerthen.com>:
>>>>>>
>>>>>>> Dear list,
>>>>>>>
>>>>>>> since a few days there is a problem with ActiveSync on certain  
>>>>>>> devices. Some of my users report the following issues:
>>>>>>>
>>>>>>> - Outlook 15: Most attachments (jpgs, pdfs) are not getting  
>>>>>>> downloaded. Some get downloaded up to 50%, some others aren't  
>>>>>>> visible at all.
>>>>>>>
>>>>>>> - iOS devices: After tapping on the attachment, it gets  
>>>>>>> downloaded and then it's visible for a few milliseconds until  
>>>>>>> it disappears totally.
>>>>>>>
>>>>>>> I keep the horde pear packages up-to-date on an weekly basis.  
>>>>>>> Recently there was an update of the ActiveSync package. Could  
>>>>>>> this be the problem?
>>>>>>>
>>>>>>> In the logfiles (debug and activesync) I see nothing unusual.
>>>>>>>
>>>>>>> The horde server is running on a Debian squeeze machine, PHP  
>>>>>>> 5.3.3-7+squeeze22.
>>>>>>>
>>>>>>> Thanks in advance for any help,
>>>>>>
>>>>>> *sigh*
>>>>>>
>>>>>> It seems that actually correctly performing MIME truncation  
>>>>>> actually breaks these clients. I give up.
>>>>>
>>>>> This was actually my fault.
>>>>>
>>>>> Should be fixed in Git (fixes in both Core and ActiveSync). Will  
>>>>> push a new release after I run/test for a bit more in my  
>>>>> personal production.
>>>>
>>>>
>>>> I pushed the releases for this, as everything seems good.
>>>>
>>>> There is some issue with emails originally containing only  
>>>> plaintext leaking mime boundry text that I'm still looking into,  
>>>> but I think that's due to some recent changes in Horde_Mime since  
>>>> they still occur when the ActiveSync changes are backed out.
>>>>
>>>
>>> Something is wrong with the dependencies:
>>>
>>> horde/Horde_Core requires package "horde/Horde_Mime" (version >=  
>>> 2.5.0, version <= 3.0.0alpha1, excluded versions: 3.0.0alpha1),  
>>> installed version is 2.4.5
>>
>> I didn't realize Horde_Mime's version requirement was bumped.  
>> Pushing a Horde_Mime now.
>>
> Hi Mike,
>
> After the recent updates with fixed horde_smtp, there is still the  
> problem with ActiveSync on iOS (empty message bodies, not  
> attachments being displayed) and Outlook. In the sync log I see  
> several error messages (Outlook):
>
> 2014-11-23T20:30:58+01:00 ERR: [19950] Attempting to add a collection
>                     to the sync cache while requiring a synckey, but no
>                     synckey could be found. Most likely a client error in
>                     requesting a collection during PING before it  
> has issued a
>                     SYNC.
>
> 2014-11-23T20:30:58+01:00 ERR: [21584]  
> Horde_ActiveSync_Collections::getBackendIdForFolderUid failed  
> because folder was not found in cache.
>
> Volker

After today's ActiveSync update at least iOS is syncing. But I have  
still the issue with my Outlook clients (see above).

Volker