我有一个应用程序可以访问互联网并收集XML文章数据并将其存储到核心数据中。然后它显示文章的表视图供用户阅读。该应用程序在模拟器上运行良好，并在从XCode启动时在设备上运行。但是，一旦XCode停止并且我尝试在设备上启动应用程序，它在启动后几乎立即崩溃。我只看到了闪屏。非常感谢任何帮助。
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
答案 0 :(得分：7)
注意这一行
StoryStream failed to launch in time
您的应用程序需要花费太多时间才能启动。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至少使用计时器在第一次运行循环后执行此操作。
答案 1 :(得分：4)
查看主线程， 打电话给
+[NSURLConnection sendSynchronousRequest:returningResponse:error:]
在主线程上进行同步网络呼叫是危险的
如果服务器响应时间过长或从未响应，则watchdog进程会导致您的app被终止。
使用异步调用或在另一个线程上进行调用。