What's the backtrace of the crash?
How's your +addOperationOnMainQueueWithBlock: method implemented?
On 5 Apr 2012, at 01:09, Rick Mann wrote:
> This is odd. I have an app that downloads locations from a web service, and
> creates NSManagedObejct (subclass: Location) for them. It's been working fine
> on simulator and device. Suddenly, I get a consistent EXC_BAD_ACCESS on
> device and simulator every time I create a new location (existing locations
> in the store work fine.
>
> Here's the code snippet:
>
> [NSOperationQueue addOperationOnMainQueueWithBlock:
> ^{
> for (NSDictionary* locD in locs)
> {
> NSNumber* woeID = [locD valueForKey: @"woeid"];
> Location* loc = [Location locationWithId: woeID inMOC: inMOC];
>
> loc.temp = [locD valueForKey: @"temp"];
> NSString* s = [locD valueForKey: @"photoURI"];
> loc.photoURI = s;
>
> The line that gets the error is the last line. Thread 1: EXC_BAD_ACCESS
> (code=1, address=0x8).
>
> po loc and po s both work. photoURI is a simple dynamic property on Location,
> type NSString. The other property, temp, is NSNumber, and always executes
> fine.
>
> Any ideas? I don't really even know what to check for. ARC, 5.1, Xc4.3.2
>
> Thanks!
>
> --
> Rick
>
>
>
>
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