Re: isTemporaryID unrecognized selector? [SOLVED]
Re: isTemporaryID unrecognized selector? [SOLVED]
- Subject: Re: isTemporaryID unrecognized selector? [SOLVED]
- From: Uli Kusterer <email@hidden>
- Date: Tue, 17 Aug 2010 15:47:39 +0200
On Aug 16, 2010, at 8:40 PM, Ferhat Ayaz wrote:
> On Aug 16, 2010, at 8:02 PM, Uli Kusterer wrote:
>> On Aug 14, 2010, at 1:06 PM, Ferhat Ayaz wrote:
>>> I received an exception from my application which I can not figure out. I have a subclass of NSManagedObject, named ASManagedCategory.
>>> The following exception were thrown once in the application.
>>>
>>> -[ASManagedCategory isTemporaryID]: unrecognized selector sent to instance 0x294740
>>>
>>> What did this mean? Is it a bug? I'm not sure when exactly this exception were thrown. I guess it was after a fetch operation.
>>
>>
>> There's an exception thrown on invalid selectors. Make sure you have "Stop on Objective-C exceptions" selected in the "Run" menu in Xcode, then try doing this again. The debugger should show you who is calling this and getting an exception.
>>
>> BTW -- The word "Category" has a special meaning in Objective C. I'd suggest you change that class's name to avoid confusion in the future.
>>
> thank you for your answer. I guess it was a poorly asked question. Sorry for that. I know what the exception means and I know that it is a memory problem (btw - caused by NSOperationQueue).
> I was wondering 'who' is calling the message isTemporaryID and 'when'. But it is solved now.
The debugger will tell you, if you do what I say above. It will show you exactly who called what, as soon as it happens.
> The word "Category" has probably a special meaning, however, "ASManagedCategory" not. It is just another class name like MyDocument , MyMessage, MyClass.
I guess we'll have to agree to disagree.
Cheers,
-- Uli Kusterer
"The Witnesses of TeachText are everywhere..."
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