选择图片的时候崩溃

[zhaoyunyi]

2017-06-13 14:06:20.085029+0800 MLPhotoLib[23248:1098875] [Common] _BSMachError: port 7803; (os/kern) invalid capability (0x14) "Unable to insert COPY_SEND"
2017-06-13 14:06:20.085429+0800 MLPhotoLib[23248:1098875] [Common] _BSMachError: port 7803; (os/kern) invalid capability (0x14) "Unable to insert COPY_SEND"
2017-06-13 14:06:28.957 MLPhotoLib[23248:1098875] Success! -----
2017-06-13 14:06:28.957 MLPhotoLib[23248:1098875] assetUrls -- :(
"ED7AC36B-A150-4C38-BB8C-B6D696F4F2ED/L0/001"
)
2017-06-13 14:06:28.958 MLPhotoLib[23248:1098875] thumbImages -- :(
"<UIImage: 0x608000283250>, {384, 256}"
)
2017-06-13 14:06:28.958 MLPhotoLib[23248:1098875] originalImages -- :(
"<UIImage: 0x600000285460>, {2668, 1780}"
)
2017-06-13 14:06:34.375 MLPhotoLib[23248:1098875] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[__NSPlaceholderDictionary initWithObjects:forKeys:count:]: attempt to insert nil object from objects[0]'
*** First throw call stack:
(
0 CoreFoundation 0x000000010ef65b0b __exceptionPreprocess + 171
1 libobjc.A.dylib 0x000000010e631141 objc_exception_throw + 48
2 CoreFoundation 0x000000010ee80ac2 -[__NSPlaceholderDictionary initWithObjects:forKeys:count:] + 354
3 CoreFoundation 0x000000010ee8092b +[NSDictionary dictionaryWithObjects:forKeys:count:] + 59
4 MLPhotoLib 0x000000010dfe68a9 -[MLPhotoBrowserCollectionCell rightBtnClick] + 2057
5 UIKit 0x000000011056ad22 -[UIApplication sendAction:to:from:forEvent:] + 83
6 UIKit 0x00000001106ef25c -[UIControl sendAction:to:forEvent:] + 67
7 UIKit 0x00000001106ef577 -[UIControl _sendActionsForEvents:withEvent:] + 450
8 UIKit 0x00000001106ee4b2 -[UIControl touchesEnded:withEvent:] + 618
9 UIKit 0x0000000110a93ea9 _UIGestureEnvironmentSortAndSendDelayedTouches + 5553
10 UIKit 0x0000000110a8eec0 _UIGestureEnvironmentUpdate + 1409
11 UIKit 0x0000000110a8e8f3 -[UIGestureEnvironment _deliverEvent:toGestureRecognizers:usingBlock:] + 484
12 UIKit 0x0000000110a8daba -[UIGestureEnvironment _updateGesturesForEvent:window:] + 274
13 UIKit 0x00000001105d9b9a -[UIWindow sendEvent:] + 4092
14 UIKit 0x00000001105867b0 -[UIApplication sendEvent:] + 352
15 UIKit 0x0000000110d69adc __dispatchPreprocessedEventFromEventQueue + 2926
16 UIKit 0x0000000110d61a3a __handleEventQueue + 1122
17 CoreFoundation 0x000000010ef0bc01 CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION + 17
18 CoreFoundation 0x000000010eef10cf __CFRunLoopDoSources0 + 527
19 CoreFoundation 0x000000010eef05ff __CFRunLoopRun + 911
20 CoreFoundation 0x000000010eef0016 CFRunLoopRunSpecific + 406
21 GraphicsServices 0x0000000114844a24 GSEventRunModal + 62
22 UIKit 0x00000001105690d4 UIApplicationMain + 159
23 MLPhotoLib 0x000000010dfe51ef main + 111
24 libdyld.dylib 0x0000000112fad65d start + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException

[MakeZL]

可以把具体崩溃的步骤告诉我么？