偶发崩溃

[lingstart]

出错堆栈

0 FrontBoardServices
-[FBSScene _sendUpdate:] + 1208
1 FrontBoardServices
-[FBSScene _sendUpdate:] + 1208
2 FrontBoardServices
-[FBSScene _updateClientSettings:] + 560
3 FrontBoardServices
-[FBSScene updateClientSettingsWithBlock:] + 124
4 UIKitCore
-[FBSScene(UIApp) updateUIClientSettingsWithBlock:] + 168
5 UIKitCore
___39-[UIWindow _noteOverlayInsetsDidChange]_block_invoke + 248
6 UIKitCore
-[_UIAfterCACommitBlock run] + 72
7 UIKitCore
-[_UIAfterCACommitQueue flush] + 164
8 libdispatch.dylib
__dispatch_call_block_and_release + 32
9 libdispatch.dylib
__dispatch_client_callout + 20
10 libdispatch.dylib
__dispatch_main_queue_drain + 980
11 libdispatch.dylib
__dispatch_main_queue_callback_4CF + 44
12 CoreFoundation
_CFRUNLOOP_IS_SERVICING_THE_MAIN_DISPATCH_QUEUE + 16
13 CoreFoundation
___CFRunLoopRun + 1996
14 CoreFoundation
_CFRunLoopRunSpecific + 588
15 GraphicsServices
_GSEventRunModal + 164
16 UIKitCore
-[UIApplication _run] + 816
17 UIKitCore
_UIApplicationMain + 340
18 UIKitCore
_block_destroy_helper.23 + 10212
19 ZXL
main (:15)

1502-26 10:59:14.702 [ _UICursorAccessoryViewController ] WillAppear

1602-26 10:59:14.747 [ UISystemKeyboardDockController ] WillAppear
1702-26 10:59:14.761 [ UICompatibilityInputViewController ] WillAppear
1802-26 10:59:14.761 [ UICompatibilityInputViewController ] WillAppear
1902-26 10:59:14.791 [ UICompatibilityInputViewController ] WillAppear
2002-26 10:59:16.560 [ _UICursorAccessoryViewController ] WillAppear