Crash on loading demo

[richardtop]

Simulator 6, iOS 8.4, stack trace:

2015-08-05 15:15:38.254 ImagePickerDemo[82666:20339970] *** Terminating app due to uncaught exception 'NSRangeException', reason: '*** -[__NSArrayI objectAtIndex:]: index 18446744073709551615 beyond bounds for empty array'
*** First throw call stack:
(
    0   CoreFoundation                      0x0000000108e43c65 __exceptionPreprocess + 165
    1   libobjc.A.dylib                     0x000000010a9aebb7 objc_exception_throw + 45
    2   CoreFoundation                      0x0000000108d3a17e -[__NSArrayI objectAtIndex:] + 190
    3   Photos                              0x000000010b37fe71 -[PHFetchResult objectAtIndex:] + 57
    4   ImagePicker                         0x0000000108c279d4 _TFC11ImagePicker16ImageGalleryView11fetchPhotosfS0_FSiT_ + 1396
    5   ImagePicker                         0x0000000108c263b9 _TFC11ImagePicker16ImageGalleryViewcfMS0_FT5frameVSC6CGRect_S0_ + 1801
    6   ImagePicker                         0x0000000108c26470 _TToFC11ImagePicker16ImageGalleryViewcfMS0_FT5frameVSC6CGRect_S0_ + 32
    7   UIKit                               0x0000000109745393 -[UIView init] + 62
    8   ImagePicker                         0x0000000108c12e30 _TTOFCSo6UIViewcfMS_FT_S_ + 16
    9   ImagePicker                         0x0000000108c10967 _TFCSo6UIViewCfMS_FT_S_ + 71
    10  ImagePicker                         0x0000000108c3c9b0 _TFFC11ImagePicker21ImagePickerControllerg11galleryViewCS_16ImageGalleryViewU_FT_S1_ + 32
    11  ImagePicker                         0x0000000108c327f2 _TFC11ImagePicker21ImagePickerControllerg11galleryViewCS_16ImageGalleryView + 306
    12  ImagePicker                         0x0000000108c33da9 _TFC11ImagePicker21ImagePickerController11viewDidLoadfS0_FT_T_ + 681
    13  ImagePicker                         0x0000000108c33f52 _TToFC11ImagePicker21ImagePickerController11viewDidLoadfS0_FT_T_ + 34
    14  UIKit                               0x00000001098131d0 -[UIViewController loadViewIfRequired] + 738
    15  UIKit                               0x00000001098133ce -[UIViewController view] + 27
    16  UIKit                               0x000000010972e289 -[UIWindow addRootViewControllerViewIfPossible] + 58
    17  UIKit                               0x000000010972e64f -[UIWindow _setHidden:forced:] + 247
    18  UIKit                               0x000000010973ade1 -[UIWindow makeKeyAndVisible] + 42
    19  ImagePickerDemo                     0x0000000108b682fa _TFC15ImagePickerDemo11AppDelegate11applicationfS0_FTCSo13UIApplication29didFinishLaunchingWithOptionsGSqGVSs10DictionaryCSo8NSObjectPSs9AnyObject____Sb + 394
    20  ImagePickerDemo                     0x0000000108b68454 _TToFC15ImagePickerDemo11AppDelegate11applicationfS0_FTCSo13UIApplication29didFinishLaunchingWithOptionsGSqGVSs10DictionaryCSo8NSObjectPSs9AnyObject____Sb + 180
    21  UIKit                               0x00000001096dd748 -[UIApplication _handleDelegateCallbacksWithOptions:isSuspended:restoreState:] + 240
    22  UIKit                               0x00000001096de357 -[UIApplication _callInitializationDelegatesForMainScene:transitionContext:] + 2540
    23  UIKit                               0x00000001096e119e -[UIApplication _runWithMainScene:transitionContext:completion:] + 1349
    24  UIKit                               0x00000001096e0095 -[UIApplication workspaceDidEndTransaction:] + 179
    25  FrontBoardServices                  0x000000011028a5e5 __31-[FBSSerialQueue performAsync:]_block_invoke_2 + 21
    26  CoreFoundation                      0x0000000108d7741c __CFRUNLOOP_IS_CALLING_OUT_TO_A_BLOCK__ + 12
    27  CoreFoundation                      0x0000000108d6d165 __CFRunLoopDoBlocks + 341
    28  CoreFoundation                      0x0000000108d6cf25 __CFRunLoopRun + 2389
    29  CoreFoundation                      0x0000000108d6c366 CFRunLoopRunSpecific + 470
    30  UIKit                               0x00000001096dfb02 -[UIApplication _run] + 413
    31  UIKit                               0x00000001096e28c0 UIApplicationMain + 1282
    32  ImagePickerDemo                     0x0000000108b686a7 main + 135
    33  libdyld.dylib                       0x000000010d95c145 start + 1
    34  ???                                 0x0000000000000001 0x0 + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException
(lldb) 

Index is always 18446744073709551615
This is shown after crash: