[horde] ActiveSync SQL errors

[Nels Lindquist]

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On 2018/02/21 1:01 PM, Nels Lindquist wrote:
> On 2018/02/21 11:16 AM, Michael J Rubinsky wrote:
> 
>> Quoting Nels Lindquist <nlindq at maei.ca>:
> 
>> <Snip log>
> 
>> There are a few things going on. First, your IMAP server is 
>> reporting some errors:
> 
>> [8680][2018-02-12T09:23:45-07:00] INFO: COLLECTIONS:
>> Initializing state for collection: INBOX.archive, synckey: 
>> {5a7b2e86-1304-4be6-b9e0-3d4a423361e1}777 
>> [8680][2018-02-12T09:23:46-07:00] ERR: IMAP error reported by 
>> server.
> 
>> You can enable/check a debug imap log to track these down. See 
>> imp/config/backends[.local].php for info.
> 
> Okay, I've enabled an IMAP debug log and verified it's
> accumulating (lots) of information.  I will note that the last IMAP
> error in the ActiveSync log was from February 14th, with no new
> IMAP errors since the ActiveSync device reset I performed
> yesterday.  I did check the syslog generated by Cyrus IMAPD from
> that timeframe, and the only error I could see related to this user
> is that no SQUAT (indexed search) files have been generated for
> this user, but I wouldn't expect that to cause errors at the IMAP
> protocol level, as Cyrus will fall back to a non-indexed SEARCH if
> no SQUAT index is present.

FYI, there have been no further IMAP errors reported in the logs; just
the synckey errors.

>> The synckey issue looks like it happens after some messages are 
>> moved from one folder to another, though it's hard to say why
>> since I can't reproduce this. Is this an Outlook client, by any
>> chance? I know they are buggy with message moves and we already
>> have put some workarounds in place to "fix" this on our side...
> 
> This is indeed an Outlook client, specifically Outlook 2013.

Any other useful information I can gather?

- ----
Nels Lindquist <nlindq at maei.ca>
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