I'm pretty darn sure - because when we do updates the FIRST thing we
do is get the complete event and then update. Anyhow, I haven't seen
this since I upgraded the Obj-C code to 1.7 so it may be a moot point.

On Tue, Mar 24, 2009 at 2:27 PM, Trevor Johns <[email protected]> wrote:
>
> On Thu, Mar 12, 2009 at 10:14 AM, AK <[email protected]> wrote:
>>
>> I also got this error recently - which is quite strange because before
>> a delete we first fetch a complete copy of the entry, including
>> unknown XML, by using the self link and then delete the entry.
>>
>> I've never seen this error before, nor can I find any real information
>> on how this can happen.
>>
>> Entity delete is failed with error : Error
>> Domain=com.google.GDataServiceDomain Code=412 UserInfo=0x42c8f50
>> "Operation could not be completed. (Mismatch: etags =
>> [&quot;EkgMRwdHeip7I2A6WhVU&quot;], version = [63372560822])"
>> {
>>    NSLocalizedFailureReason = "(Mismatch: etags =
>> [&quot;EkgMRwdHeip7I2A6WhVU&quot;], version = [63372560822])";
>>    error = "Mismatch: etags = [&quot;EkgMRwdHeip7I2A6WhVU&quot;],
>> version = [63372560822]";
>> }
>
> AK,
> I'm not 100% positive, but it looks like this is how the Objective-C
> client is handling HTTP 413 Precondition Failed errors. This means
> that the entry you're trying to edit has already been modified by
> another process, and the Calendar API is preventing your changes from
> taking effect to avoid clobbering somebody else's update and losing
> data.
>
> Can you confirm that nobody else (including your application) has
> edited that entry since the last time you retrieved it? (If somebody
> else has edited it, the fix is simply to re-fetch the entry and try
> your edit again.)
>
> --
> Trevor Johns
>
> >
>



-- 
WebIS, Inc.
CEO/Founder

http://www.pocketinformant.com

--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups 
"Google Calendar Data API" group.
To post to this group, send email to 
[email protected]
To unsubscribe from this group, send email to 
[email protected]
For more options, visit this group at 
http://groups.google.com/group/google-calendar-help-dataapi?hl=en
-~----------~----~----~----~------~----~------~--~---

Reply via email to