iOS设备因未知原因崩溃

Question

我有一个应用程序发布到互联网并收集XML文章数据并将其存储到核心数据中。然后它显示供用户阅读的文章的表格视图。该应用程序在模拟器上运行得非常好，并且在从XCode启动时在设备上运行。但是，一旦XCode停止，我尝试在设备上启动应用程序，它在启动后立即崩溃。我看到的只是闪屏。任何帮助是极大的赞赏。

控制台：

Aug 25 15:08:54 unknown kernel[0] <Debug>: launchd[151] Builtin profile: container (sandbox) 
Aug 25 15:08:54 unknown kernel[0] <Debug>: launchd[151] Container: /private/var/mobile/Applications/3ACA6B69-8164-4E25-B498-C1A2F2638A01 [69] (sandbox) 
Aug 25 15:09:14 unknown SpringBoard[28] <Warning>: StoryStream failed to launch in time 
Aug 25 15:09:14 unknown SpringBoard[28] <Warning>: Forcing crash report of StoryStream[151]... 
Aug 25 15:09:14 unknown SpringBoard[28] <Warning>: Finished crash reporting. 
Aug 25 15:09:14 unknown ReportCrash[153] <Error>: libMobileGestalt loadBasebandMobileEquipmentInfo: CommCenter error: 1:45 
Aug 25 15:09:14 unknown ReportCrash[153] <Error>: libMobileGestalt copyInternationalMobileEquipmentIdentity: Could not get mobile equipment info dictionary 
Aug 25 15:09:14 unknown ReportCrash[153] <Error>: libMobileGestalt copyInternationalMobileEquipmentIdentity: Could not get mobile equipment info dictionary 
Aug 25 15:09:14 unknown ReportCrash[153] <Error>: Saved crashreport to /var/mobile/Library/Logs/CrashReporter/StoryStream_2011-08-25-150914_TEK-Michigan.plist using uid: 0 gid: 0, synthetic_euid: 501 egid: 0 
Aug 25 15:09:14 unknown com.apple.launchd[1] <Notice>: (UIKitApplication:com.tekgroup.StoryStream[0x6840]) Exited: Killed: 9 
Aug 25 15:09:14 unknown SpringBoard[28] <Warning>: Application 'StoryStream' exited abnormally with signal 9: Killed: 9 
Aug 25 15:10:14 unknown SpringBoard[28] <Notice>: MultitouchHID(1cd6edd0) uilock state: 0 -> 1 

崩溃日志：

Incident Identifier: 2873A36E-AA14-452E-8459-F7B4B8D3706B 
CrashReporter Key: 8607552d3b54a0064e538e6f939016c503e31e8d 
Hardware Model:  iPod4,1 
Process:   StoryStream [151] 
Path:   /var/mobile/Applications/3ACA6B69-8164-4E25-B498-C1A2F2638A01/StoryStream.app/StoryStream 
Identifier:  StoryStream 
Version:   ??? (???) 
Code Type:  ARM (Native) 
Parent Process: launchd [1] 

Date/Time:  2011-08-25 15:09:14.085 -0400 
OS Version:  iPhone OS 4.3.5 (8L1) 
Report Version: 104 

Exception Type: 00000020 
Exception Codes: 0x8badf00d 
Highlighted Thread: 0 

Application Specific Information: 
StoryStream failed to launch in time 

Elapsed total CPU time (seconds): 4.370 (user 1.690, system 2.680), 22% CPU 
Elapsed application CPU time (seconds): 3.110, 15% CPU 

Thread 0 name: Dispatch queue: com.apple.main-thread 
Thread 0: 
0 libsystem_kernel.dylib   0x364aac00 mach_msg_trap + 20 
1 libsystem_kernel.dylib   0x364aa758 mach_msg + 44 
2 CoreFoundation     0x34a112b8 __CFRunLoopServiceMachPort + 88 
3 CoreFoundation     0x34a13562 __CFRunLoopRun + 350 
4 CoreFoundation     0x349a3ebc CFRunLoopRunSpecific + 224 
5 CoreFoundation     0x349a3dc4 CFRunLoopRunInMode + 52 
6 CFNetwork      0x32b50a18 CFURLConnectionSendSynchronousRequest + 244 
7 Foundation      0x303bfa10 +[NSURLConnection sendSynchronousRequest:returningResponse:error:] + 76 
8 Foundation      0x3034b51a -[NSData(NSData) initWithContentsOfURL:] + 134 
9 StoryStream      0x00010896 -[DataManager loadMedia] (DataManager.m:583) 
10 StoryStream      0x0001201e -[DataManager verifyData] (DataManager.m:852) 
11 StoryStream      0x00002eb2 -[DigiWireCDAppDelegate loadDataObjects] (DigiWireCDAppDelegate.m:36) 
12 StoryStream      0x0000323c -[DigiWireCDAppDelegate application:didFinishLaunchingWithOptions:] (DigiWireCDAppDelegate.m:92) 
13 UIKit       0x3552481a -[UIApplication _callInitializationDelegatesForURL:payload:suspended:] + 766 
14 UIKit       0x3551eb5e -[UIApplication _runWithURL:payload:launchOrientation:statusBarStyle:statusBarHidden:] + 266 
15 UIKit       0x354f37d0 -[UIApplication handleEvent:withNewEvent:] + 1108 
16 UIKit       0x354f320e -[UIApplication sendEvent:] + 38 
17 UIKit       0x354f2c4c _UIApplicationHandleEvent + 5084 
18 GraphicsServices    0x30987e70 PurpleEventCallback + 660 
19 CoreFoundation     0x34a10a90 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 20 
20 CoreFoundation     0x34a12838 __CFRunLoopDoSource1 + 160 
21 CoreFoundation     0x34a13606 __CFRunLoopRun + 514 
22 CoreFoundation     0x349a3ebc CFRunLoopRunSpecific + 224 
23 CoreFoundation     0x349a3dc4 CFRunLoopRunInMode + 52 
24 UIKit       0x3551dd42 -[UIApplication _run] + 366 
25 UIKit       0x3551b800 UIApplicationMain + 664 
26 StoryStream      0x00002dd4 main (main.m:14) 
27 StoryStream      0x00002d7c start + 32 

Thread 1: 
0 libsystem_kernel.dylib   0x364ad3ec __workq_kernreturn + 8 
1 libsystem_c.dylib    0x361dc6d8 _pthread_wqthread + 592 
2 libsystem_c.dylib    0x361dcbbc start_wqthread + 0 

Thread 2 name: Dispatch queue: com.apple.libdispatch-manager 
Thread 2: 
0 libsystem_kernel.dylib   0x364adfbc kevent + 24 
1 libdispatch.dylib    0x3664c032 _dispatch_mgr_invoke + 706 
2 libdispatch.dylib    0x3664d03a _dispatch_queue_invoke + 86 
3 libdispatch.dylib    0x3664c5ea _dispatch_worker_thread2 + 186 
4 libsystem_c.dylib    0x361dc58a _pthread_wqthread + 258 
5 libsystem_c.dylib    0x361dcbbc start_wqthread + 0 

Thread 3 name: WebThread 
Thread 3: 
0 libsystem_kernel.dylib   0x364aac00 mach_msg_trap + 20 
1 libsystem_kernel.dylib   0x364aa758 mach_msg + 44 
2 CoreFoundation     0x34a112b8 __CFRunLoopServiceMachPort + 88 
3 CoreFoundation     0x34a13562 __CFRunLoopRun + 350 
4 CoreFoundation     0x349a3ebc CFRunLoopRunSpecific + 224 
5 CoreFoundation     0x349a3dc4 CFRunLoopRunInMode + 52 
6 WebCore       0x35ac127e RunWebThread(void*) + 382 
7 libsystem_c.dylib    0x361db30a _pthread_start + 242 
8 libsystem_c.dylib    0x361dcbb4 thread_start + 0 

Thread 4: 
0 libsystem_kernel.dylib   0x364aac00 mach_msg_trap + 20 
1 libsystem_kernel.dylib   0x364aa758 mach_msg + 44 
2 CoreFoundation     0x34a112b8 __CFRunLoopServiceMachPort + 88 
3 CoreFoundation     0x34a13562 __CFRunLoopRun + 350 
4 CoreFoundation     0x349a3ebc CFRunLoopRunSpecific + 224 
5 CoreFoundation     0x349a3dc4 CFRunLoopRunInMode + 52 
6 Foundation      0x3033a7f6 +[NSURLConnection(NSURLConnectionReallyInternal) _resourceLoadLoop:] + 206 
7 Foundation      0x3032d382 -[NSThread main] + 38 
8 Foundation      0x3039f5c6 __NSThread__main__ + 966 
9 libsystem_c.dylib    0x361db30a _pthread_start + 242 
10 libsystem_c.dylib    0x361dcbb4 thread_start + 0 

Thread 5 name: com.apple.CFSocket.private 
Thread 5: 
0 libsystem_kernel.dylib   0x364acc60 __select + 20 
1 CoreFoundation     0x34a168f2 __CFSocketManager + 582 
2 libsystem_c.dylib    0x361db30a _pthread_start + 242 
3 libsystem_c.dylib    0x361dcbb4 thread_start + 0 

Unknown thread crashed with unknown flavor: 5, state_count: 1 

Binary Images: 
    0x48000 - 0x5ffff +StoryStream armv7 <8715997d8e5b32b0b9dd12163e790706> /var/mobile/Applications/3ACA6B69-8164-4E25-B498-C1A2F2638A01/StoryStream.app/StoryStream 
0x2fe47000 - 0x2fe6cfff dyld armv7 <4d3190188cbf32a8a73f32a8b5bb7adf> /usr/lib/dyld 
0x301c5000 - 0x30276fff WebKit armv7 <eb9a0d69c64b3127b2bffd71641add3b> /System/Library/PrivateFrameworks/WebKit.framework/WebKit 
0x3027a000 - 0x3027ffff libsystem_dnssd.dylib armv7 <f019bc513a6a37f4a79555b3ffb2a777> /usr/lib/system/libsystem_dnssd.dylib 
0x303a7000 - 0x303a8fff libremovefile.dylib armv7 <0fa08e1bb47a3d179072a933d1726597> /usr/lib/system/libremovefile.dylib 
0x303ac000 - 0x303acfff Accelerate armv7 <7d5ad465049136afaa1f0d89aac600bc> /System/Library/Frameworks/Accelerate.framework/Accelerate 
0x303d6000 - 0x3040efff IOKit armv7 <80ae313ad69d3363935c88e51a11862d> /System/Library/Frameworks/IOKit.framework/Versions/A/IOKit 
0x3040f000 - 0x3052efff Foundation armv7 <09ff368178c5321c9715b9c8d491d53f> /System/Library/Frameworks/Foundation.framework/Foundation 
0x3062f000 - 0x3064efff Bom armv7 <b178e3efb4d733c694bd5a55e57a314f> /System/Library/PrivateFrameworks/Bom.framework/Bom 
0x306f4000 - 0x30736fff CoreAudio armv7 <c972fd5f8e89333ca680b9a33587f896> /System/Library/Frameworks/CoreAudio.framework/CoreAudio 
0x30a7c000 - 0x30a7efff libAccessibility.dylib armv7 <d55f1553d14831a2a5435ae27ef75ef4> /usr/lib/libAccessibility.dylib 
0x30a7f000 - 0x30a81fff libgcc_s.1.dylib armv7 <a2631ac302f4310dae8367939e16b7c2> /usr/lib/libgcc_s.1.dylib 
0x30a82000 - 0x30a8efff GraphicsServices armv7 <ff78a9636e933f0dbd222f8d26209788> /System/Library/PrivateFrameworks/GraphicsServices.framework/GraphicsServices 
0x30aa9000 - 0x30b96fff libiconv.2.dylib armv7 <f4146ce07e3031ea8a81fa5516fd77d0> /usr/lib/libiconv.2.dylib 
0x30ba4000 - 0x30be3fff libSystem.B.dylib armv7 <64cf947dd8423eeeb677f81dd3eb2d9d> /usr/lib/libSystem.B.dylib 
0x30cf8000 - 0x30cf8fff vecLib armv7 <0c60cd0a60f43d2791d36cb357d30e3c> /System/Library/Frameworks/Accelerate.framework/Frameworks/vecLib.framework/vecLib 
0x32a44000 - 0x32a44fff libCVMSPluginSupport.dylib armv7 <42d8aa2a31843a6e8bfff745644a7ba5> /System/Library/Frameworks/OpenGLES.framework/libCVMSPluginSupport.dylib 
0x32a53000 - 0x32b57fff JavaScriptCore armv7 <61a94142e2d23dafa2964190dd46e9e3> /System/Library/PrivateFrameworks/JavaScriptCore.framework/JavaScriptCore 
0x32be8000 - 0x32ca7fff CFNetwork armv7 <b09e0d53de9f3bc8bde494780f3cdd4f> /System/Library/Frameworks/CFNetwork.framework/CFNetwork 
0x32db5000 - 0x32dbefff CoreVideo armv7 <ea847e6dba2d36b1826b255c73b39539> /System/Library/Frameworks/CoreVideo.framework/CoreVideo 
0x32dbf000 - 0x32e2efff ProofReader armv7 <6d843c6aecdd37ae84baa40af8ad7e65> /System/Library/PrivateFrameworks/ProofReader.framework/ProofReader 
0x32e33000 - 0x32f4dfff libicucore.A.dylib armv7 <bada0c2725bb31a483d5adf9aaf1f8df> /usr/lib/libicucore.A.dylib 
0x331d0000 - 0x332f1fff CoreGraphics armv7 <65f6c8701b563542820a26b0dfc4f6a4> /System/Library/Frameworks/CoreGraphics.framework/CoreGraphics 
0x332f2000 - 0x33338fff CoreTelephony armv7 <af7d1e770e5a3ffd8834a57fb5d40557> /System/Library/Frameworks/CoreTelephony.framework/CoreTelephony 
0x33342000 - 0x333f1fff QuartzCore armv7 <ef9632c9781f3101916b65e9faae1579> /System/Library/Frameworks/QuartzCore.framework/QuartzCore 
0x334f3000 - 0x334f5fff IOMobileFramebuffer armv7 <683f321680763e519d61541170ba2133> /System/Library/PrivateFrameworks/IOMobileFramebuffer.framework/IOMobileFramebuffer 
0x3380c000 - 0x33861fff libvDSP.dylib armv7 <0221caba81a235c5a896a835e2aac047> /System/Library/Frameworks/Accelerate.framework/Frameworks/vecLib.framework/libvDSP.dylib 
0x33b65000 - 0x33b68fff libmacho.dylib armv7 <53908d448e9e32418652a4afee5bc578> /usr/lib/system/libmacho.dylib 
0x33c3c000 - 0x33c86fff libstdc++.6.dylib armv7 <e98c3fd72ba43d02aac24b08f7219eb7> /usr/lib/libstdc++.6.dylib 
0x33ccb000 - 0x33cccfff CoreSurface armv7 <7b83cd757da73e6e826693c29296d3fa> /System/Library/PrivateFrameworks/CoreSurface.framework/CoreSurface 
0x33ccd000 - 0x33d00fff AppSupport armv7 <0217468bd9f839229a47910b7816b3d5> /System/Library/PrivateFrameworks/AppSupport.framework/AppSupport 
0x33d25000 - 0x33de9fff libobjc.A.dylib armv7 <a89ef30f6d663254babb6329ce02ca3d> /usr/lib/libobjc.A.dylib 
0x33e0d000 - 0x33e11fff libGFXShared.dylib armv7 <a0772a32cd8b3b9194bb0c29807c1c5b> /System/Library/Frameworks/OpenGLES.framework/libGFXShared.dylib 
0x33e46000 - 0x33ea5fff libBLAS.dylib armv7 <0b36b2272aa33a8c9aa22d99c89d7189> /System/Library/Frameworks/Accelerate.framework/Frameworks/vecLib.framework/libBLAS.dylib 
0x33eab000 - 0x33eaffff libcache.dylib armv7 <362fdd2de66f3e189b5d139c9669a9e3> /usr/lib/system/libcache.dylib 
0x33eb0000 - 0x33eb1fff libsystem_network.dylib armv7 <3e0b7d6754cd33669c0680525f03ede1> /usr/lib/system/libsystem_network.dylib 
0x3400d000 - 0x34042fff AddressBook armv7 <3f2071a77bc134cd82065eef90d4082f> /System/Library/Frameworks/AddressBook.framework/AddressBook 
0x3407a000 - 0x3407cfff MobileInstallation armv7 <94b6d6c5d9883175af26764567528127> /System/Library/PrivateFrameworks/MobileInstallation.framework/MobileInstallation 
0x3407d000 - 0x34126fff libxml2.2.dylib armv7 <5538d3f2c7d83b88b06168488fe6326b> /usr/lib/libxml2.2.dylib 
0x34139000 - 0x3413afff libdyld.dylib armv7 <7dd4acfe150831e0ae82296587e67e7f> /usr/lib/system/libdyld.dylib 
0x34160000 - 0x34161fff libsystem_blocks.dylib armv7 <ccc041df3de73eafb7a59e74cdb1702b> /usr/lib/system/libsystem_blocks.dylib 
0x34177000 - 0x342cbfff AudioToolbox armv7 <6619c8c13f8d328e923e797fa8d0df23> /System/Library/Frameworks/AudioToolbox.framework/AudioToolbox 
0x342cc000 - 0x34303fff Security armv7 <6599f42a910b3b31a0e1d98c883d61cb> /System/Library/Frameworks/Security.framework/Security 
0x34315000 - 0x34602fff libLAPACK.dylib armv7 <b855d60dac01310495453bddfd004f0d> /System/Library/Frameworks/Accelerate.framework/Frameworks/vecLib.framework/libLAPACK.dylib 
0x34703000 - 0x3470afff AggregateDictionary armv7 <ab9777b39e8e3026ad64dc90323cad7e> /System/Library/PrivateFrameworks/AggregateDictionary.framework/AggregateDictionary 
0x34859000 - 0x34866fff libbsm.0.dylib armv7 <0a1e2bb78d5138419ecad8ba0fe42fdd> /usr/lib/libbsm.0.dylib 
0x34871000 - 0x34876fff libcopyfile.dylib armv7 <e32cf2d48a1f3060b372ca7623e4a12b> /usr/lib/system/libcopyfile.dylib 
0x348cf000 - 0x348ddfff OpenGLES armv7 <5a76beaeaa013f0cbf16e5cb154598ab> /System/Library/Frameworks/OpenGLES.framework/OpenGLES 
0x348e4000 - 0x348effff libz.1.dylib armv7 <ac706bee36593dc683fd5a96a389d72e> /usr/lib/libz.1.dylib 
0x34921000 - 0x34927fff liblockdown.dylib armv7 <14c89b7346433c1f8675f454531f6ca3> /usr/lib/liblockdown.dylib 
0x34a37000 - 0x34a3efff libbz2.1.0.dylib armv7 <0a082e1d475432959ba93aa3dbf7fb31> /usr/lib/libbz2.1.0.dylib 
0x34a3f000 - 0x34a77fff libCGFreetype.A.dylib armv7 <416c77100b453e3f838831c4c857f8c7> /System/Library/Frameworks/CoreGraphics.framework/Resources/libCGFreetype.A.dylib 
0x34a79000 - 0x34a99fff PrintKit armv7 <e5a01ca9083a36afacc08611a398e2ad> /System/Library/PrivateFrameworks/PrintKit.framework/PrintKit 
0x34a9a000 - 0x34b7ffff CoreFoundation armv7 <a8444f997111304c9571b3ff974b769c> /System/Library/Frameworks/CoreFoundation.framework/CoreFoundation 
0x34c36000 - 0x34c73fff CoreText armv7 <fb6a72faec2330c4b2cd33c2e9c59588> /System/Library/Frameworks/CoreText.framework/CoreText 
0x34db1000 - 0x34e02fff libsqlite3.dylib armv7 <8a41cc6a6d9332308bc415d27577fd24> /usr/lib/libsqlite3.dylib 
0x34ec0000 - 0x34ec0fff libdnsinfo.dylib armv7 <21415179ffa03f949fa8cc851c6c31c7> /usr/lib/system/libdnsinfo.dylib 
0x3504f000 - 0x35157fff CoreData armv7 <9843a401dd1d322383e3e40021cc8b95> /System/Library/Frameworks/CoreData.framework/CoreData 
0x35258000 - 0x35258fff libsystem_sandbox.dylib armv7 <f47c01d627853b328e088b3fdd08e87d> /usr/lib/system/libsystem_sandbox.dylib 
0x35265000 - 0x352fafff ImageIO armv7 <d520e3241d1130e8ac1375ee0f2c1095> /System/Library/Frameworks/ImageIO.framework/ImageIO 
0x3557b000 - 0x35580fff libnotify.dylib armv7 <9d7198e91de9386a9e5ea43608a66a57> /usr/lib/system/libnotify.dylib 
0x355c2000 - 0x355d7fff libresolv.9.dylib armv7 <e92cfbb83f7b330db19181e797bb3f7b> /usr/lib/libresolv.9.dylib 
0x355ee000 - 0x3597bfff UIKit armv7 <c271b78464d93cb7bf28c6e49df293ba> /System/Library/Frameworks/UIKit.framework/UIKit 
0x35b7d000 - 0x35bacfff SystemConfiguration armv7 <1d73b8a159363f96bb9c039655c5eae6> /System/Library/Frameworks/SystemConfiguration.framework/SystemConfiguration 
0x35bba000 - 0x361c5fff WebCore armv7 <07941e59d0a33f94802c16c76238fddf> /System/Library/PrivateFrameworks/WebCore.framework/WebCore 
0x362a7000 - 0x36328fff libsystem_c.dylib armv7 <17ee3fe220c23b1f898d21ba25b2bcac> /usr/lib/system/libsystem_c.dylib 
0x3649c000 - 0x364a1fff liblaunch.dylib armv7 <f5ccc8234aea3ebd9a88bd37f0fa23ae> /usr/lib/system/liblaunch.dylib 
0x364a2000 - 0x364a5fff IOSurface armv7 <ad50e71624583d06b891344d832f9b08> /System/Library/PrivateFrameworks/IOSurface.framework/IOSurface 
0x364a6000 - 0x364e2fff libGLImage.dylib armv7 <9d97699e44ee3651ba4ac37e5adec35b> /System/Library/Frameworks/OpenGLES.framework/libGLImage.dylib 
0x364fd000 - 0x36502fff MobileKeyBag armv7 <8c35c090bc373cb181fc26b961b8dba5> /System/Library/PrivateFrameworks/MobileKeyBag.framework/MobileKeyBag 
0x3656e000 - 0x36597fff MobileCoreServices armv7 <57fef84bdc17301d8bf53ba0fb967fe6> /System/Library/Frameworks/MobileCoreServices.framework/MobileCoreServices 
0x3659a000 - 0x365b1fff libsystem_kernel.dylib armv7 <c4ebe7eb2e6c3a2d9bd3620a4d6dbc0e> /usr/lib/system/libsystem_kernel.dylib 
0x365b2000 - 0x365b6fff AssetsLibraryServices armv7 <e1cbfe599c96369ca4bdb0dd99d3cd9f> /System/Library/PrivateFrameworks/AssetsLibraryServices.framework/AssetsLibraryServices 
0x36745000 - 0x36752fff libdispatch.dylib armv7 <9a0511ad5ebc3db898f1f49ed1a73d34> /usr/lib/system/libdispatch.dylib 
0x367cb000 - 0x367e8fff libsystem_info.dylib armv7 <48016be86e3f3cd9aeee1c6590e1ac6f> /usr/lib/system/libsystem_info.dylib 
0x367ed000 - 0x367f9fff SpringBoardServices armv7 <c68262667ac8397a949ce4e92dfec7db> /System/Library/PrivateFrameworks/SpringBoardServices.framework/SpringBoardServices 

Answer 1

注行

StoryStream failed to launch in time 

您的应用程序占用太多的时间推出。如果您在应用程序启动时正在进行任何工作，请考虑将其移至后台线程，或者至少使用计时器在运行循环的第一轮之后执行。

Answer 2

展望为主线， 存在于

+[NSURLConnection sendSynchronousRequest:returningResponse:error:] 

这是危险的，使主线程在一个同步的网络电话通话。
如果服务器花费太长时间来响应，或者从不响应，那么watchdog进程将会终止您的app。

使用异步调用或在另一个线程上进行调用。