我正在研究iPad应用程序，每次启动时应用程序都会崩溃。以下是我在日志中发布的崩溃报告。
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: CoreAnimation: warning, deleted thread with uncommitted CATransaction; set CA_DEBUG_TRANSACTIONS=1 in environment to log backtraces.
Apr 12 12:43:44 iGATE-iPAD2 kernel[0] <Debug>: launchd[5532] Builtin profile: container (sandbox)
Apr 12 12:43:44 iGATE-iPAD2 kernel[0] <Debug>: launchd[5532] Container: /private/var/mobile/Applications/268FC6CC-D5C3-4F9A-998E-0CB3158EC7A0 (sandbox)
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupApp
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: server
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppser
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupApppot
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppfarm
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppurlsuff
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppmac
Apr 12 12:43:44 iGATE-iPAD2 FieldService[5532] <Warning>: activation code is 123
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppPort2
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppser2
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppdom2
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Warning>: inside setupAppuser
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Warning>: =================================================
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Warning>: onRegistrationStatusChanged: status = 202, code = 0, message = (null)
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Warning>: =================================================
Apr 12 12:43:45 iGATE-iPAD2 FieldService[5532] <Error>: SCNetworkReachabilityCreateWithAddress[Pair] called with invalid address family 1
Apr 12 12:44:04 iGATE-iPAD2 backboardd[26] <Warning>: com.igate.sapapps.fieldfinal failed to launch in time
Apr 12 12:44:04 iGATE-iPAD2 backboardd[26] <Warning>: Forcing crash report of FieldService[5532]...
Apr 12 12:44:05 iGATE-iPAD2 backboardd[26] <Warning>: Finished crash reporting.
Apr 12 12:44:05 iGATE-iPAD2 com.apple.launchd[1] (UIKitApplication:com.igate.sapapps.fieldfinal[0x47a6][5532]) <Notice>: (UIKitApplication:com.igate.sapapps.fieldfinal[0x47a6]) Exited: Killed: 9
Apr 12 12:44:05 iGATE-iPAD2 backboardd[26] <Warning>: Application 'UIKitApplication:com.igate.sapapps.fieldfinal[0x47a6]' exited abnormally with signal 9: Killed: 9
Apr 12 12:44:05 iGATE-iPAD2 ReportCrash[5535] <Error>: libMobileGestalt copySystemVersionDictionaryValue: Could not lookup ReleaseType from system version dictionary
Apr 12 12:44:05 iGATE-iPAD2 ReportCrash[5535] <Notice>: Saved crashreport to /var/mobile/Library/Logs/CrashReporter/FieldService_2014-04-12-124404_iGATE-iPAD2.plist using uid: 0 gid: 0, synthetic_euid: 501 egid: 0
Apr 12 12:45:20 iGATE-iPAD2 com.apple.launchd[1] (com.apple.ubd) <Notice>: (com.apple.ubd) Throttling respawn: Will start in 1 seconds
Apr 12 12:45:20 iGATE-iPAD2 com.apple.launchd[1] (com.apple.ubd) <Notice>: (com.apple.ubd) Throttling respawn: Will start in 1 seconds
Apr 12 12:45:51 iGATE-iPAD2 locationd[46] <Notice>: Location icon should now be in state 'Active'
Apr 12 12:47:01 iGATE-iPAD2 locationd[46] <Notice>: Location icon should now be in state 'Inactive'
Apr 12 12:49:05 iGATE-iPAD2 backboardd[26] <Notice>: Posting 'com.apple.iokit.hid.displayStatus' notifyState=0
Apr 12 12:49:05 iGATE-iPAD2 kernel[0] <Debug>: ALS: AppleARMBacklight::setBacklightEnableGated 0 (set level to 0x37e)
Apr 12 12:49:05 iGATE-iPAD2 backboardd[26] <Notice>: MultitouchHID: detection mode: 0->255
Apr 12 12:49:05 iGATE-iPAD2 profiled[5571] <Notice>: (Note ) profiled: Service starting...
Apr 12 12:49:05 iGATE-iPAD2 profiled[5571] <Notice>: (Note ) profiled: Recomputing passcode requirement message
Apr 12 12:49:05 iGATE-iPAD2 kernel[0] <Debug>: AppleMultitouchZ2SPI: updating power statistics
Apr 12 12:49:05 iGATE-iPAD2 kernel[0] <Debug>: ALS: AppleARMBacklight::handleMessageGated - framebufferState -> 0
Apr 12 12:50:05 iGATE-iPAD2 profiled[5571] <Notice>: (Note ) profiled: Idled.
Apr 12 12:50:05 iGATE-iPAD2 profiled[5571] <Notice>: (Note ) profiled: Service stopping.`
答案 0 :(得分：1)
Apr 12 12:44:04 iGATE-iPAD2 backboardd[26] <Warning>: com.igate.sapapps.fieldfinal failed to launch in time
您需要花费太长时间才能启动。你在发布时有一个漫长的过程吗？如果是这样，您应该异步运行它，以便启动可以按预期进行，或者可以使您的根视图控制器加载＆＃39;显示活动指示符并执行进程的视图，在进程完成时前进到目标视图控制器。