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iOS 在 main.m 中崩溃,如何查找错误?

转载 作者:行者123 更新时间:2023-11-29 11:03:52 24 4
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我收到了一些 iOS 应用崩溃的崩溃日志,我无法重现并且没有任何步骤可以重现它。

崩溃日志告诉我崩溃起源于main.m,之后都是系统库调用。您能否提示我如何找出应用程序崩溃的位置和原因?

这是完整的符号化崩溃日志:

Incident Identifier: 45C9CD85-2F19-4A29-B6E7-AFD43C7DD77F
CrashReporter Key: [TODO]
Hardware Model: iPhone5,2
Process: radar [2327]
Path: /Users/USER/radar.app/radar
Identifier: com.example.radar
Version: 1.0
Code Type: ARM
Parent Process: launchd [1]

Date/Time: 2013-01-20 17:55:41 +0000
OS Version: iPhone OS 6.0.2 (10A551)
Report Version: 104

Exception Type: SIGABRT
Exception Codes: #0 at 0x37a5a350
Crashed Thread: 0

Application Specific Information:
*** Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'request for rect at invalid index path (<NSIndexPath 0x1e0c26b0> 2 indexes [0, 0])'

Last Exception Backtrace:
0 CoreFoundation 0x3889b3e7 __exceptionPreprocess + 163
1 libobjc.A.dylib 0x33e51963 _objc_exception_throw + 31
2 CoreFoundation 0x3889b29d +[NSException raise:format:] + 1
3 Foundation 0x312247b3 -[NSAssertionHandler handleFailureInMethod:object:file:lineNumber:description:] + 91
4 UIKit 0x320dc057 -[UITableViewRowData rectForRow:inSection:] + 243
5 UIKit 0x320f98d9 -[UITableView rectForRowAtIndexPath:] + 113
6 UIKit 0x322635eb -[UIPickerTableView contentOffsetForRowAtIndexPath:] + 47
7 UIKit 0x3243254b -[UIPickerTableView scrollViewWillEndDragging:withVelocity:targetContentOffset:] + 343
8 UIKit 0x321ce0c3 -[UIScrollView _endPanWithEvent:] + 3699
9 UIKit 0x321e741d -[UIScrollView handlePan:] + 125
10 UIKit 0x321c8be9 _UIGestureRecognizerSendActions + 129
11 UIKit 0x32190361 -[UIGestureRecognizer _updateGestureWithEvent:] + 393
12 UIKit 0x3237cba3 ___UIGestureRecognizerUpdate_block_invoke_0543 + 47
13 UIKit 0x320b4853 _UIGestureRecognizerRemoveObjectsFromArrayAndApplyBlocks + 219
14 UIKit 0x320b329d _UIGestureRecognizerUpdate + 1165
15 UIKit 0x320be1b7 -[UIWindow _sendGesturesForEvent:] + 767
16 UIKit 0x320bdd83 -[UIWindow sendEvent:] + 91
17 UIKit 0x320ab8b1 -[UIApplication sendEvent:] + 381
18 UIKit 0x320ab1bf _UIApplicationHandleEvent + 6199
19 GraphicsServices 0x384ec5f7 _PurpleEventCallback + 591
20 GraphicsServices 0x384ec227 PurpleEventCallback + 35
21 CoreFoundation 0x388703e7 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 35
22 CoreFoundation 0x3887038b __CFRunLoopDoSource1 + 139
23 CoreFoundation 0x3886f20f __CFRunLoopRun + 1383
24 CoreFoundation 0x3736023d _CFRunLoopRunSpecific + 357
25 CoreFoundation 0x373600c9 _CFRunLoopRunInMode + 105
26 GraphicsServices 0x316aa33b _GSEventRunModal + 75
27 UIKit 0x3821a291 _UIApplicationMain + 1121
28 radar 0x00002073 main (main.m:16)
29 radar 0x00002028 start + 40


Thread 0 Crashed:
0 libsystem_kernel.dylib 0x37a5a350 ___pthread_kill + 8
1 libsystem_c.dylib 0x3356c36b _abort + 95
2 radar 0x000279e7 uncaught_exception_handler + 27
3 CoreFoundation 0x3889b6cf __handleUncaughtException + 627
4 libobjc.A.dylib 0x378f4a49 _ZL15_objc_terminatev + 129
5 libc++abi.dylib 0x31c9311b _ZL19safe_handler_callerPFvvE + 79
6 libc++abi.dylib 0x31c931b4 std::terminate() + 20
7 libc++abi.dylib 0x3637762b ___cxa_rethrow + 95
8 libobjc.A.dylib 0x33e519b5 _objc_exception_rethrow + 13
9 CoreFoundation 0x373602a1 _CFRunLoopRunSpecific + 457
10 CoreFoundation 0x373600c9 _CFRunLoopRunInMode + 105
11 GraphicsServices 0x316aa33b _GSEventRunModal + 75
12 UIKit 0x3821a291 _UIApplicationMain + 1121
13 radar 0x00002073 main (main.m:16)

Thread 1:
0 libsystem_kernel.dylib 0x37a4a5d0 _kevent64 + 24
1 libdispatch.dylib 0x31684378 _dispatch_mgr_thread + 36

Thread 2:
0 libsystem_kernel.dylib 0x37a49e30 _mach_msg_trap + 20
1 CoreFoundation 0x388702bb __CFRunLoopServiceMachPort + 131
2 CoreFoundation 0x3886f031 __CFRunLoopRun + 905
3 CoreFoundation 0x3736023d _CFRunLoopRunSpecific + 357
4 CoreFoundation 0x373600c9 _CFRunLoopRunInMode + 105
5 WebCore 0x33682a5d _ZL12RunWebThreadPv + 445
6 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 3:
0 libsystem_kernel.dylib 0x37a49e30 _mach_msg_trap + 20
1 CoreFoundation 0x388702bb __CFRunLoopServiceMachPort + 131
2 CoreFoundation 0x3886f031 __CFRunLoopRun + 905
3 CoreFoundation 0x3736023d _CFRunLoopRunSpecific + 357
4 CoreFoundation 0x373600c9 _CFRunLoopRunInMode + 105
5 Foundation 0x311b8dd3 -[NSRunLoop(NSRunLoop) runMode:beforeDate:] + 255
6 Foundation 0x3125c455 -[NSRunLoop(NSRunLoop) run] + 81
7 radar 0x00037fe5 +[AFURLConnectionOperation networkRequestThreadEntryPoint:] + 81
8 Foundation 0x31265a41 __NSThread__main__ + 973
9 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 4:
0 libsystem_kernel.dylib 0x37a49e30 _mach_msg_trap + 20
1 CoreFoundation 0x388702bb __CFRunLoopServiceMachPort + 131
2 CoreFoundation 0x3886f031 __CFRunLoopRun + 905
3 CoreFoundation 0x3736023d _CFRunLoopRunSpecific + 357
4 CoreFoundation 0x373600c9 _CFRunLoopRunInMode + 105
5 Foundation 0x311e209d +[NSURLConnection(Loader) _resourceLoadLoop:] + 309
6 Foundation 0x31265a41 __NSThread__main__ + 973
7 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 5:
0 libsystem_kernel.dylib 0x37a5a594 ___select + 20
1 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 6:
0 libsystem_kernel.dylib 0x37a5a08c ___psynch_cvwait + 24
1 libsystem_c.dylib 0x3350a875 _pthread_cond_timedwait + 45
2 JavaScriptCore 0x35348dfb __ZN3WTF15ThreadCondition9timedWaitERNS_5MutexEd + 107
3 JavaScriptCore 0x3038e537 JSC::BlockAllocator::blockFreeingThreadMain() + 83
4 JavaScriptCore 0x303a1033 _ZN3WTFL19wtfThreadEntryPointEPv + 15
5 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 7:
0 libsystem_kernel.dylib 0x37a5a08c ___psynch_cvwait + 24
1 libsystem_c.dylib 0x33514cfd _pthread_cond_wait + 41
2 JavaScriptCore 0x303216e1 JSC::SlotVisitor::drainFromShared(JSC::SlotVisitor::SharedDrainMode) + 145
3 JavaScriptCore 0x30321625 JSC::MarkStackThreadSharedData::markingThreadMain() + 145
4 JavaScriptCore 0x303a1033 _ZN3WTFL19wtfThreadEntryPointEPv + 15
5 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 8:
0 libsystem_kernel.dylib 0x37a49e30 _mach_msg_trap + 20
1 CoreFoundation 0x388702bb __CFRunLoopServiceMachPort + 131
2 CoreFoundation 0x3886f031 __CFRunLoopRun + 905
3 CoreFoundation 0x3736023d _CFRunLoopRunSpecific + 357
4 CoreFoundation 0x373600c9 _CFRunLoopRunInMode + 105
5 WebCore 0x3371e0a9 _ZN7WebCoreL15runLoaderThreadEPv + 145
6 JavaScriptCore 0x303a1033 _ZN3WTFL19wtfThreadEntryPointEPv + 15
7 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 9:
0 libsystem_kernel.dylib 0x37a5a08c ___psynch_cvwait + 24
1 libsystem_c.dylib 0x33514cfd _pthread_cond_wait + 41
2 JavaScriptCore 0x35348dcd __ZN3WTF15ThreadCondition9timedWaitERNS_5MutexEd + 61
3 WebCore 0x3389a251 WTF::PassOwnPtr<WebCore::StorageTask> WTF::MessageQueue<WebCore::StorageTask>::waitForMessageFilteredWithTimeout<bool ()(WebCore::StorageTask*)>(WTF::MessageQueueWaitResult&, bool (&)(WebCore::StorageTask*), double) + 57
4 WebCore 0x3389a205 WebCore::StorageThread::threadEntryPoint() + 125
5 JavaScriptCore 0x303a1033 _ZN3WTFL19wtfThreadEntryPointEPv + 15
6 libsystem_c.dylib 0x31b800e1 _pthread_start + 309

Thread 10:
0 libsystem_kernel.dylib 0x37a5ad98 ___workq_kernreturn + 8
1 libsystem_c.dylib 0x31b757f6 _pthread_wqthread + 366

Thread 11:
0 libsystem_kernel.dylib 0x37a5ad98 ___workq_kernreturn + 8
1 libsystem_c.dylib 0x31b757f6 _pthread_wqthread + 366

Thread 12:
0 libsystem_kernel.dylib 0x37a5ad98 ___workq_kernreturn + 8
1 libsystem_c.dylib 0x31b757f6 _pthread_wqthread + 366

Thread 13:
0 libsystem_kernel.dylib 0x37a5ad98 ___workq_kernreturn + 8
1 libsystem_c.dylib 0x31b757f6 _pthread_wqthread + 366

Thread 14:
0 libsystem_kernel.dylib 0x37a5ad98 ___workq_kernreturn + 8
1 libsystem_c.dylib 0x31b757f6 _pthread_wqthread + 366

Thread 0 crashed with ARM Thread State:
r0: 0x00000000 r1: 0x00000000 r2: 0x00000000 r3: 0x3a60c524
r4: 0x00000006 r5: 0x3a60cb78 r6: 0x21135690 r7: 0x2fd559dc
r8: 0x313023ab r9: 0x3a608898 r10: 0x3130239c r11: 0x0000001e
ip: 0x00000148 sp: 0x2fd559d0 lr: 0x3352ffb7 pc: 0x37a5a350
cpsr: 0x00080010

最佳答案

从崩溃日志来看,它认为索引路径[0,0](第0节,第0行)无效。 UIPickerView 完成滚动后,它似乎崩溃了。查看您对 pickerview 数据源和委托(delegate)方法的实现,看看那里是否有任何问题。

否则,您可能能够从崩溃设备的控制台日志中获取更多信息

关于iOS 在 main.m 中崩溃,如何查找错误?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/14566254/

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