UISearchDisplayController가 충돌하는 크래시가 있습니까?

Question

전화를 돌릴 때 내 앱이 가끔 충돌하는 것 같습니다. ViewControllerA에는 UISearchDisplayController가 있습니다. ViewControllerA는 ViewControllerB를 탐색 스택에 푸시합니다.

Exception Type: EXC_CRASH (SIGABRT) 
Exception Codes: 0x00000000, 0x00000000 
Crashed Thread: 0 

Thread 0 Crashed: 
0 libSystem.B.dylib    0x000791d0 __kill + 8 
1 libSystem.B.dylib    0x000791c0 kill + 4 
2 libSystem.B.dylib    0x000791b2 raise + 10 
3 libSystem.B.dylib    0x0008d6fa abort + 50 
4 libstdc++.6.dylib    0x00044a20 __gnu_cxx::__verbose_terminate_handler() + 376 
5 libobjc.A.dylib     0x000059ec _objc_terminate + 104 
6 libstdc++.6.dylib    0x00042df2 __cxxabiv1::__terminate(void (*)()) + 46 
7 libstdc++.6.dylib    0x00042e46 std::terminate() + 10 
8 libstdc++.6.dylib    0x00042f16 __cxa_throw + 78 
9 libobjc.A.dylib     0x000048cc objc_exception_throw + 64 
10 CoreFoundation     0x0009fa70 -[NSObject(NSObject) doesNotRecognizeSelector:] + 96 
11 CoreFoundation     0x0009ef0e ___forwarding___ + 502 
12 CoreFoundation     0x00031678 _CF_forwarding_prep_0 + 40 
13 UIKit       0x00148194 -[UISearchDisplayController windowWillAnimateRotation:] + 92 
14 Foundation      0x00018fb0 _nsnote_callback + 136 
15 CoreFoundation     0x00069e6c __CFXNotificationPost_old + 396 
16 CoreFoundation     0x0001a374 _CFXNotificationPostNotification + 112 
17 Foundation      0x000040bc -[NSNotificationCenter postNotificationName:object:userInfo:] + 64 
18 UIKit       0x000ed5d0 -[UIWindow _setRotatableClient:toOrientation:duration:force:] + 3108 
19 UIKit       0x000eee6c -[UIWindow _setRotatableViewOrientation:duration:force:] + 44 
20 UIKit       0x0007763c -[UIWindow _updateToInterfaceOrientation:duration:force:] + 68 
21 UIKit       0x000775b6 -[UIWindow _updateInterfaceOrientationFromDeviceOrientation:] + 106 
22 UIKit       0x00077506 -[UIWindow _handleDeviceOrientationChange:] + 82 
23 Foundation      0x00018fb0 _nsnote_callback + 136 
24 CoreFoundation     0x00069e6c __CFXNotificationPost_old + 396 
25 CoreFoundation     0x0001a374 _CFXNotificationPostNotification + 112 
26 Foundation      0x000040bc -[NSNotificationCenter postNotificationName:object:userInfo:] + 64 
27 UIKit       0x00040582 -[UIDevice setOrientation:animated:] + 138 
28 UIKit       0x0005d670 -[UIApplication handleEvent:withNewEvent:] + 2732 
29 UIKit       0x0005ca56 -[UIApplication sendEvent:] + 38 
30 UIKit       0x0005c500 _UIApplicationHandleEvent + 5016 
31 GraphicsServices    0x00004140 PurpleEventCallback + 660 
32 CoreFoundation     0x00071aa4 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 20 
33 CoreFoundation     0x00073848 __CFRunLoopDoSource1 + 160 
34 CoreFoundation     0x00074626 __CFRunLoopRun + 514 
35 CoreFoundation     0x0001d8e4 CFRunLoopRunSpecific + 224 
36 CoreFoundation     0x0001d7ec CFRunLoopRunInMode + 52 
37 GraphicsServices    0x000036e8 GSEventRunModal + 108 
38 GraphicsServices    0x00003794 GSEventRun + 56 
39 UIKit       0x000062a0 -[UIApplication _run] + 396 
40 UIKit       0x00004e10 UIApplicationMain + 664 
41 StockTwits      0x00002d58 0x1000 + 7512 
42 StockTwits      0x00002d28 0x1000 + 7464 

Thread 1: 
0 libSystem.B.dylib    0x0002dc4c kevent + 24 
1 libSystem.B.dylib    0x000d6e44 _dispatch_mgr_invoke + 88 
2 libSystem.B.dylib    0x000d6894 _dispatch_queue_invoke + 96 
3 libSystem.B.dylib    0x000d6a34 _dispatch_worker_thread2 + 120 
4 libSystem.B.dylib    0x0007ad82 _pthread_wqthread + 258 
5 libSystem.B.dylib    0x00073fcc start_wqthread + 0 

Thread 2: 
0 libSystem.B.dylib    0x00001658 mach_msg_trap + 20 
1 libSystem.B.dylib    0x00003724 mach_msg + 44 
2 CoreFoundation     0x000722c8 __CFRunLoopServiceMachPort + 88 
3 CoreFoundation     0x00074582 __CFRunLoopRun + 350 
4 CoreFoundation     0x0001d8e4 CFRunLoopRunSpecific + 224 
5 CoreFoundation     0x0001d7ec CFRunLoopRunInMode + 52 
6 WebCore       0x00003056 RunWebThread(void*) + 362 
7 libSystem.B.dylib    0x0007a986 _pthread_start + 242 
8 libSystem.B.dylib    0x000700e4 thread_start + 0 

Thread 3: 
0 libSystem.B.dylib    0x00001658 mach_msg_trap + 20 
1 libSystem.B.dylib    0x00003724 mach_msg + 44 
2 CoreFoundation     0x000722c8 __CFRunLoopServiceMachPort + 88 
3 CoreFoundation     0x00074582 __CFRunLoopRun + 350 
4 CoreFoundation     0x0001d8e4 CFRunLoopRunSpecific + 224 
5 CoreFoundation     0x0001d7ec CFRunLoopRunInMode + 52 
6 Foundation      0x0003b71e +[NSURLConnection(NSURLConnectionReallyInternal) _resourceLoadLoop:] + 206 
7 Foundation      0x0000bc96 -[NSThread main] + 38 
8 Foundation      0x000909da __NSThread__main__ + 966 
9 libSystem.B.dylib    0x0007a986 _pthread_start + 242 
10 libSystem.B.dylib    0x000700e4 thread_start + 0 

Thread 4: 
0 libSystem.B.dylib    0x00025a20 select$DARWIN_EXTSN + 20 
1 CoreFoundation     0x00077e70 __CFSocketManager + 540 
2 libSystem.B.dylib    0x0007a986 _pthread_start + 242 
3 libSystem.B.dylib    0x000700e4 thread_start + 0 

Thread 5: 
0 libSystem.B.dylib    0x0007b85c __workq_kernreturn + 8 
1 libSystem.B.dylib    0x0007ae98 _pthread_wqthread + 536 
2 libSystem.B.dylib    0x00073fcc start_wqthread + 0 

Thread 0 crashed with ARM Thread State: 
    r0: 0x00000000 r1: 0x00000000  r2: 0x00000001  r3: 0x3e90724c 
    r4: 0x00000006 r5: 0x09ad4aec  r6: 0x2fffda84  r7: 0x2fffda94 
    r8: 0x00000000 r9: 0x00000065  r10: 0x088ca2d0  r11: 0x00000000 
    ip: 0x00000025 sp: 0x2fffda94  lr: 0x352741c7  pc: 0x352741d0 
    cpsr: 0x080f0010 

Answer 1

구현되지 않은 셀렉터를 호출하고 있습니다.

가장 좋은 방법은 디버그 모드로 전환하고 실제로 연결된 디버거를 사용하여 실행하는 것입니다. 올바른 행에서 바로 멈추거나 콘솔에 정보를 제공해야합니다.