When I try to instantiate an AGSLocalTileLayer with a tpk file, my app crashes. It does work with the campus.tpk file in the demo app. Is there a specific way to generate the tpk file so that it works with the 'ArcGIS-Runtime-SDK-iOS', '~> 10.2.3' pod? See stack below. 2014-07-30 16:17:25.694 Schipol[3950:60b] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[__NSArrayM insertObject:atIndex:]: object cannot be nil' *** First throw call stack: ( 0 CoreFoundation 0x04fb61e4 __exceptionPreprocess + 180 1 libobjc.A.dylib 0x04ba78e5 objc_exception_throw + 44 2 CoreFoundation 0x04f68abc -[__NSArrayM insertObject:atIndex:] + 844 3 CoreFoundation 0x04f68760 -[__NSArrayM addObject:] + 64 4 Schipol 0x00388fa8 -[AGSLayerInfo ags_updateLegendInfo:] + 824 5 Schipol 0x00388a4f -[AGSLayerInfo decodeWithJSON:] + 463 6 Schipol 0x0038886d -[AGSLayerInfo initWithJSON:] + 77 7 Schipol 0x002b4365 -[AGSLocalTiledLayer initWithPath:] + 1541 8 Schipol 0x002b3cab -[AGSLocalTiledLayer initWithName:] + 75 9 Schipol 0x001d39e8 -[MyMapViewController viewDidLoad] + 440 10 UIKit 0x0367433d -[UIViewController loadViewIfRequired] + 696 11 UIKit 0x0369a345 -[UINavigationController _layoutViewController:] + 39 12 UIKit 0x0369a85b -[UINavigationController _updateScrollViewFromViewController:toViewController:] + 235 13 UIKit 0x0369a953 -[UINavigationController _startTransition:fromViewController:toViewController:] + 78 14 UIKit 0x0369b8cc -[UINavigationController _startDeferredTransitionIfNeeded:] + 645 15 UIKit 0x0369c4e9 -[UINavigationController __viewWillLayoutSubviews] + 57 16 UIKit 0x037dd0d1 -[UILayoutContainerView layoutSubviews] + 213 17 UIKit 0x035c4964 -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 355 18 libobjc.A.dylib 0x04bb982b -[NSObject performSelector:withObject:] + 70 19 QuartzCore 0x0342c45a -[CALayer layoutSublayers] + 148 20 QuartzCore 0x03420244 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 380 21 QuartzCore 0x034200b0 _ZN2CA5Layer28layout_and_display_if_neededEPNS_11TransactionE + 26 22 QuartzCore 0x033867fa _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 294 23 QuartzCore 0x03387b85 _ZN2CA11Transaction6commitEv + 393 24 QuartzCore 0x034455b0 +[CATransaction flush] + 52 25 UIKit 0x03572ce5 _afterCACommitHandler + 131 26 CoreFoundation 0x04f7e36e __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 30 27 CoreFoundation 0x04f7e2bf __CFRunLoopDoObservers + 399 28 CoreFoundation 0x04f5c254 __CFRunLoopRun + 1076 29 CoreFoundation 0x04f5b9d3 CFRunLoopRunSpecific + 467 30 CoreFoundation 0x04f5b7eb CFRunLoopRunInMode + 123 31 GraphicsServices 0x05a335ee GSEventRunModal + 192 32 GraphicsServices 0x05a3342b GSEventRun + 104 33 UIKit 0x03555f9b UIApplicationMain + 1225 34 Schipol 0x000040b2 main + 130 35 libdyld.dylib 0x054ff701 start + 1 36 ??? 0x00000001 0x0 + 1 ) libc++abi.dylib: terminating with uncaught exception of type NSException
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