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You may not be ESRI but you just may have saved my day!!! I haven't had time to thoroughly test the solution but at first glance it seems to be working as planned. I've ran it about 30 times and performed plenty of map operations without fail. Thank you! I did have a comment: shouldn't we update the cancelRequestForKey: function to use the local requestQueue object and not the sharedOperationQueue? Seems like we may be putting operations into one queue and canceling them from another.
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03-22-2013
10:00 AM
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Good morning, I've been developing a set of custom classes that access a very custom, WMTS-like web service and have come across a rather pesky and intermittent runtime error. During execution in the simulator for iPhone or iPad I randomly receive the an EXC_BAD_ACCESS exception during startup of my application. I ran profiler and believe I have determined that the AGSRequestOperation sharedOperationQueue is getting cleaned up by ARC before it should be. Using a Zombie notifies me that a message was sent to a deallocated object. Further inspection indicates the exception is occurring when I'm trying to add an operation to the sharedOperationQueue. So, since this is wrapped up in the SDK, I decided to try a little test and downloaded the CustomTiledLayerSample project from your website to check it's behavior. After running it a few times it started to exhibit the same exception-throwing behavior in the exact same place. Can someone please take a look at this and get back to me ASAP? I've been delaying delivering an application based what appeared to be new functionality in 10.1.1 and not I'm stuck between a rock and a hard place. Thanks, Jon
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03-22-2013
06:29 AM
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Good morning, We've submitted out code sample some weeks ago but haven't received a response back. Can you please confirm that you have received the source code and let us know if you have any recommendations on what we might do to fix this issue? Thanks, Jon
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12-06-2012
05:31 AM
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Do you have an email address I could send a small sample app to? Jon
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11-08-2012
08:57 AM
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I'm seeing some odd behavior in the iOS SDK. I've created a CustomTiledLayer that inherits from AGSTiledLayer and retreives tiles from a proprietary image service, and have successfully loading it into the map. After some time, with a lot of panning, zooming, and rotating, the layer just goes blank. Picture an all white background... I can make the problem worse by loading a map, calling "reset" on the mapView and re-adding the same or a couple different map layers. It will go all white after just a few pans, zooms, etc. I don't know exactly how to explain it but it feels like a reference to the custom layer is getting wiped out at some random point in the future. Either that, or something is getting hosed up in the NSOperation queue. Has anyone successfully inherited from CustomTiledLayer and added it to the map AND been able to work with it without seeing any strange behavior like I have described above? Oh, and I've tried attributing my properties with "strong" to ensure that they don't get wiped out too early and that's not getting me anywhere. Any help or advice is appreciated! Thanks, Jon
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11-05-2012
10:58 AM
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Hey JRR, Are you having any trouble with your custom Tiled Layer? I've implemented a layer and for some reason after an indeterminate amount of time my map just goes blank. I'm trying to figure out if I'm doing something wrong or if there is some sort of bug in the SDK. Any advice???? Jon
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11-05-2012
10:46 AM
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