iOS 4.3.5發生奇怪的崩潰

Question

SIGSEGV SEGV_ACCERR

這是堆棧跟蹤（根據crittercism）

線程中斷：

0    libobjc.A.dylib 0x33b75c98 objc_msgSend + 15
1    Foundation 0x34ce5389 -[NSThread main] + 44
2    Foundation 0x34d575cd __NSThread__main__ + 972
3    libsystem_c.dylib 0x34600311 _pthread_start + 248

其他線程：

0    libsystem_kernel.dylib 0x345c4c00 mach_msg_trap + 20
1    CoreFoundation 0x368f62bf __CFRunLoopServiceMachPort + 94
2    CoreFoundation 0x368f8569 __CFRunLoopRun + 356
3    CoreFoundation 0x36888ec3 CFRunLoopRunSpecific + 230
4    CoreFoundation 0x36888dcb CFRunLoopRunInMode + 58
5    GraphicsServices 0x3604241f GSEventRunModal + 114
6    GraphicsServices 0x360424cb GSEventRun + 62
7    UIKit 0x35732d69 -[UIApplication _run] + 404
8    UIKit 0x35730807 UIApplicationMain + 670
9    (app name) 0x3b97 main (main.m:8)

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c7fbc kevent + 24
1    libdispatch.dylib 0x33799041 _dispatch_queue_invoke + 92
2    libdispatch.dylib 0x337985f1 _dispatch_worker_thread2 + 192
3    libsystem_c.dylib 0x34601591 _pthread_wqthread + 264

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c4c00 mach_msg_trap + 20
1    CoreFoundation 0x368f62bf __CFRunLoopServiceMachPort + 94
2    CoreFoundation 0x368f8569 __CFRunLoopRun + 356
3    CoreFoundation 0x36888ec3 CFRunLoopRunSpecific + 230
4    CoreFoundation 0x36888dcb CFRunLoopRunInMode + 58
5    WebCore 0x36051285 _ZL12RunWebThreadPv + 388
6    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c4c00 mach_msg_trap + 20
1    CoreFoundation 0x368f62bf __CFRunLoopServiceMachPort + 94
2    CoreFoundation 0x368f8569 __CFRunLoopRun + 356
3    CoreFoundation 0x36888ec3 CFRunLoopRunSpecific + 230
4    CoreFoundation 0x36888dcb CFRunLoopRunInMode + 58
5    Foundation 0x34cf27fd +[NSURLConnection(NSURLConnectionReallyInternal) _resourceLoadLoop:] + 212
6    Foundation 0x34ce5389 -[NSThread main] + 44
7    Foundation 0x34d575cd __NSThread__main__ + 972
8    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c4c00 mach_msg_trap + 20
1    CoreFoundation 0x368f62bf __CFRunLoopServiceMachPort + 94
2    CoreFoundation 0x368f8569 __CFRunLoopRun + 356
3    CoreFoundation 0x36888ec3 CFRunLoopRunSpecific + 230
4    CoreFoundation 0x368cb6d9 CFRunLoopRun + 48
5    (app name) 0x0001e04b +[ASIHTTPRequest runRequests] (ASIHTTPRequest.m:4791)
6    Foundation 0x34ce5389 -[NSThread main] + 44
7    Foundation 0x34d575cd __NSThread__main__ + 972
8    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c6c60 __select + 20
1    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c6d18 __semwait_signal + 24
1    libsystem_c.dylib 0x345ceeb9 pthread_cond_wait + 32
2    CoreMedia 0x313578fb WaitOnCondition + 10
3    CoreMedia 0x31357841 FigSemaphoreWaitRelative + 72
4    MediaToolbox 0x3336ba6b fpa_AsyncMovieControlThread + 54
5    CoreMedia 0x313754e3 figThreadMain + 162
6    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c4c00 mach_msg_trap + 20
1    CoreFoundation 0x368f62bf __CFRunLoopServiceMachPort + 94
2    CoreFoundation 0x368f8569 __CFRunLoopRun + 356
3    CoreFoundation 0x36888ec3 CFRunLoopRunSpecific + 230
4    CoreFoundation 0x36888dcb CFRunLoopRunInMode + 58
5    MapKit 0x313a345d _ZN16TileCachePrivate14runCacheThreadEv + 280
6    MapKit 0x313a3341 _ZL15_runCacheThreadPv + 8
7    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c6d18 __semwait_signal + 24
1    libsystem_c.dylib 0x345ceeb9 pthread_cond_wait + 32
2    QuartzCore 0x30dcb737 _ZN2CA13DispatchGroup6threadEPv + 90
3    QuartzCore 0x30de583d thread_fun + 16
4    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c4c00 mach_msg_trap + 20
1    CoreFoundation 0x368f62bf __CFRunLoopServiceMachPort + 94
2    CoreFoundation 0x368f8569 __CFRunLoopRun + 356
3    CoreFoundation 0x36888ec3 CFRunLoopRunSpecific + 230
4    CoreFoundation 0x36888dcb CFRunLoopRunInMode + 58
5    MapKit 0x313ae215 +[NSThread(MKAdditions) _mapkit_runThread:] + 340
6    Foundation 0x34ce5389 -[NSThread main] + 44
7    Foundation 0x34d575cd __NSThread__main__ + 972
8    libsystem_c.dylib 0x34600311 _pthread_start + 248

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c73ec __workq_kernreturn + 8

線程：未知的名稱

0    libsystem_kernel.dylib 0x345c73ec __workq_kernreturn + 8

對於解決此崩潰的任何建議將不勝感激。

Answer 1

由於內存泄漏或僵屍對象而發生此崩潰。 您正在釋放一個對象，以后可以在主線程上對其進行訪問。 跟蹤此問題的最佳方法是使用儀器泄漏檢測或NSZombie。

泄漏可能在您的應用程序中的任何地方，崩潰報告無法為您提供很多幫助。