我使用（Fabrics）crashlytics在我的应用中解决了很多崩溃问题。显示我项目代码的代码很容易修复。
但是有一些崩溃涉及操作系统代码（可能）。我不知道如何修复它们。
我公开了这个问题，你可以看到它here。
这是崩溃日志：
com.apple.main-thread
0 libobjc.A.dylib 0x18f3e593c search_method_list(method_list_t const*, objc_selector*) + 84
1 libobjc.A.dylib 0x18f3e0e58 getMethodNoSuper_nolock(objc_class*, objc_selector*) + 100
2 libobjc.A.dylib 0x18f3e0c94 lookUpImpOrForward + 304
3 libobjc.A.dylib 0x18f3e0b30 lookUpImpOrNil + 12
4 libobjc.A.dylib 0x18f3d73d0 _class_resolveInstanceMethod(objc_class*, objc_selector*, objc_object*) + 128
5 libobjc.A.dylib 0x18f3e0cc8 lookUpImpOrForward + 356
6 libobjc.A.dylib 0x18f3e0b30 lookUpImpOrNil + 12
7 libobjc.A.dylib 0x18f3d75ac class_respondsToSelector_inst + 36
8 libobjc.A.dylib 0x18f3f27bc -[NSObject respondsToSelector:] + 52
9 UIKit 0x19680ca60 -[UIGestureRecognizer setDelegate:] + 456
10 CameraUI 0x1a5ee913c -[CAMViewfinderViewController _createZoomPinchGestureRecognizerIfNecessary]
11 CameraUI 0x1a5ee8ea0 -[CAMViewfinderViewController _createCommonGestureRecognizersIfNecessary]
12 CameraUI 0x1a5ee2c6c -[CAMViewfinderViewController viewDidLoad]
13 UIKit 0x1967e93dc -[UIViewController loadViewIfRequired] + 1056
14 UIKit 0x1967e8fa4 -[UIViewController view] + 28
15 CameraUI 0x1a5fea210 -[CAMCameraViewController loadView]
16 CameraUI 0x1a5f1905c -[CAMImagePickerCameraViewController loadView]
17 UIKit 0x1967e9074 -[UIViewController loadViewIfRequired] + 184
18 UIKit 0x1968a2fcc -[UINavigationController _layoutViewController:] + 72
19 UIKit 0x1968a2ea4 -[UINavigationController _updateScrollViewFromViewController:toViewController:] + 416
20 UIKit 0x1968a21ec -[UINavigationController _startTransition:fromViewController:toViewController:] + 140
21 UIKit 0x1968a1c38 -[UINavigationController _startDeferredTransitionIfNeeded:] + 856
22 UIKit 0x196b670a8 -[UINavigationController _setViewControllers_7_0:transition:animated:operation:] + 2956
23 UIKit 0x196b6614c -[UINavigationController _setViewControllers:transition:animated:operation:] + 748
24 UIKit 0x196b652a8 __54-[UINavigationController setViewControllers:animated:]_block_invoke + 1300
25 UIKit 0x196b51d78 +[UIViewController _performWithoutDeferringTransitions:] + 128
26 UIKit 0x19691f3d4 -[UINavigationController setViewControllers:animated:] + 412
27 UIKit 0x196a44d50 -[UIImagePickerController _setupControllersForCurrentSourceType] + 184
28 UIKit 0x196a44bf8 -[UIImagePickerController viewWillAppear:] + 84
29 UIKit 0x196801210 -[UIViewController _setViewAppearState:isAnimating:] + 624
30 UIKit 0x196800f88 -[UIViewController __viewWillAppear:] + 156
31 UIKit 0x196b37780 __56-[UIPresentationController runTransitionForCurrentState]_block_invoke + 1096
32 UIKit 0x196a7b074 _runAfterCACommitDeferredBlocks + 292
33 UIKit 0x196a6ce28 _cleanUpAfterCAFlushAndRunDeferredBlocks + 560
34 UIKit 0x1967dbb80 _afterCACommitHandler + 168
35 CoreFoundation 0x19094d7dc __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 32
36 CoreFoundation 0x19094b40c __CFRunLoopDoObservers + 372
37 CoreFoundation 0x19094b89c __CFRunLoopRun + 1024
38 CoreFoundation 0x19087a048 CFRunLoopRunSpecific + 444
39 GraphicsServices 0x1922fd198 GSEventRunModal + 180
40 UIKit 0x196854628 -[UIApplication _run] + 684
41 UIKit 0x19684f360 UIApplicationMain + 208
42 Haraj 0x10009b3dc main (main.m:22)
43 libdispatch.dylib 0x18f85c5b8 (Missing)
有关如何修复此类崩溃的任何帮助吗？