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Re: [iPhone] weird crash (aren't they all?): ivar seems to be dynamically changing its type
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Re: [iPhone] weird crash (aren't they all?): ivar seems to be dynamically changing its type


  • Subject: Re: [iPhone] weird crash (aren't they all?): ivar seems to be dynamically changing its type
  • From: Paul Archibald <email@hidden>
  • Date: Fri, 20 Nov 2009 18:44:50 -0800

Son of a gun, I think you got it.

I was wondering about whether properties were somehow involved, but I had not declared any like that in my classes, and didn't think of the inherited ones. Good call.

Oh, I guess I will have to actually fix the code now, but I am willing to bet this is the answer.

Thanks,
Paul


On Nov 20, 2009, at 5:23 PM, Michael Babin wrote:


On Nov 20, 2009, at 5:55 PM, Paul Archibald wrote:

So, why does setParentViewController get called twice, and why is the parameter type different the second time, and why don't I get an exception when the wrong type is gets passed into setParentViewController that second time?

Probably because UIViewController already has a property named parentViewController. Your set method is probably overriding the one defined in UIViewController, and thus getting called by UINavigationController when you tell it to push your view controller onto its stack.




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References: 
 >[iPhone] weird crash (aren't they all?): ivar seems to be dynamically changing its type (From: Paul Archibald <email@hidden>)
 >Re: [iPhone] weird crash (aren't they all?): ivar seems to be dynamically changing its type (From: Michael Babin <email@hidden>)

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