0
我的iPhone應用程序出現問題，我有一個來自測試程序的崩潰日誌，我通過symbolicscrash運行，但我仍然不確定可能導致它的原因。崩潰只發生在一臺測試儀的設備上，我無法在我的設備上重現它。UIKit中的崩潰UINavigationItem
Hardware Model: iPhone2,1
OS Version: iPhone OS 4.0.1 (8A306)
Exception Type: EXC_BAD_ACCESS (SIGSEGV)
Exception Codes: KERN_INVALID_ADDRESS at 0x534f5031
Crashed Thread: 0
Thread 0 Crashed:
0 libobjc.A.dylib 0x0000286c objc_msgSend + 16
1 UIKit 0x000765c6 -[UINavigationItem _updateViewsForBarSizeChangeIfNecessary] + 30
2 UIKit 0x000a26c8 -[UINavigationBar _popNavigationItemWithTransition:] + 212
3 UIKit 0x000a25d0 -[UINavigationBar popNavigationItemAnimated:] + 76
4 UIKit 0x000a2492 -[UINavigationBar _handleMouseUpAtPoint:] + 390
5 UIKit 0x000a22f2 -[UINavigationBar touchesEnded:withEvent:] + 54
6 UIKit 0x000614e6 -[UIWindow _sendTouchesForEvent:] + 362
7 UIKit 0x00060e60 -[UIWindow sendEvent:] + 256
8 UIKit 0x0005cb54 -[UIApplication sendEvent:] + 292
9 UIKit 0x0005c500 _UIApplicationHandleEvent + 5016
10 GraphicsServices 0x00004140 PurpleEventCallback + 660
11 CoreFoundation 0x00071aa4 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 20
12 CoreFoundation 0x00073848 __CFRunLoopDoSource1 + 160
13 CoreFoundation 0x00074626 __CFRunLoopRun + 514
14 CoreFoundation 0x0001d8e4 CFRunLoopRunSpecific + 224
15 CoreFoundation 0x0001d7ec CFRunLoopRunInMode + 52
16 GraphicsServices 0x000036e8 GSEventRunModal + 108
17 GraphicsServices 0x00003794 GSEventRun + 56
18 UIKit 0x000062a0 -[UIApplication _run] + 396
19 UIKit 0x00004e10 UIApplicationMain + 664
20 app 0x0000240c main (main.m:14)
21 app 0x000023a8 start + 44
的碰撞從拍照，去新的觀點，操縱照片，保存，發送時，返回到以前的觀點，然後試圖回到之前的觀點發生了。