Re: Using NSObjCMessageLoggingEnabled, how?
Re: Using NSObjCMessageLoggingEnabled, how?
- Subject: Re: Using NSObjCMessageLoggingEnabled, how?
- From: Greg Guerin <email@hidden>
- Date: Mon, 2 Jun 2008 14:30:35 -0700
Ken Tozier wrote:
>I'm trying to log messages to track down a really pesky messaging bug where
>a KVO observer's "observeValueForKeyPath" class is always called twice
>whenever the observed object's "pageNumber" property changes. I googled
>around a bit and found that you can enable message logging by enabling
>"NSObjCMessageLoggingEnabled."
Is it possible you're seeing two calls to observeValueForKeyPath because
one observer instance has actually been registered twice?
-- GG
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