Re: Core Data not fulfill a fault (now: observer) after Save As
Re: Core Data not fulfill a fault (now: observer) after Save As
- Subject: Re: Core Data not fulfill a fault (now: observer) after Save As
- From: Ben Trumbull <email@hidden>
- Date: Mon, 2 Nov 2009 12:43:51 -0800
> On 2009 Oct 14, at 12:47, Jim Thomason wrote:
>
>> On Wed, Oct 14, 2009 at 2:25 PM, Ben Trumbull <email@hidden>
>> wrote:
>>>> The short description is this - I have a document based CoreData
>>>> app.
>>>> I can carefully craft a set of data. I then open the document,
>>>> select
>>>> a particular record, and do a Save As. This works fine. But when I
>>>> select a second record, I get errors that CoreData could not
>>>> fulfill a
>>>> fault. If I quit the app and re-launch it, I can operate on the
>>>> copy I
>>>> just saved w/o issue, so apparently the data is there. I haven't a
>>>> clue what the problem is.
>>>
>>> Does your app run correctly on 10.5.* ? There's a known regression
>>> similar
>>> to this in 10.6.0 and 10.6.1.
>>>
>>> If this reproduces on a system other than 10.6.0 or 10.6.1, please
>>> file a
>>> bug.
>>
>> Thank you, that was the puzzle piece I was missing. I was indeed
>> running on 10.6.1. I deployed over to my other box running 10.5.8 and
>> set up an identical test. No problems whatsoever.
>
> I've found this same problem with my app, except I'm also getting
> these warnings:
>
> Cannot remove an observer <NSKeyValueObservance 0x46d020> for the key
> path "canHaveChildren" from <Stark 0x15330e40> because it is not
> registered as an observer.
>
> Like the other warning reported by Jim, this does not occur when
> running in Mac OS 10.5.8. Also as reported by Jim, the app seems to
> work fine in either Mac OS.
>
> Does anyone know is this 'not registered as an observer' message part
> of the same regression?
No, that's not issue I was referring to. AFAIK, those KVO messages are not related to any Core Data issues on 10.6
- Ben
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