我使用 SCNetworkReachabilityGetFlags 来获取网络标志，我曾经工作得很好。但有时（通常不）它会在新 ipad 上崩溃。这是通话崩溃日志：
CrashReporter 密钥：33f4ab575102aa60283b0dea73af84fbf45cb760 硬件型号：iPad3,3
代码类型：ARM（本机）父进程：launchd [1]
日期/时间：2012-08-31 15:38:09.338 +0800 操作系统版本：iPhone OS 5.1.1 (9B206) 报告版本：104
异常类型：00000020 异常代码：0x8badf00d 突出显示的线程：0
应用程序特定信息：com.oohla.HuaShangNews 未能及时启动
已用总 CPU 时间（秒）：2.120（用户 2.120，系统 0.000），14% CPU 已用应用程序 CPU 时间（秒）：0.024，0% CPU
Thread 0 name: Dispatch queue: com.apple.main-thread Thread 0: 0
libsystem_kernel.dylib 0x350ca054 semaphore_wait_trap + 8 1
libdispatch.dylib 0x3132f1c0 _dispatch_semaphore_wait_slow + 184 2 libdispatch.dylib 0x3132f1f4 dispatch_semaphore_wait$VARIANT$mp + 32 3 libxpc.dylib
0x3058f89a xpc_connection_send_message_with_reply_sync + 206 4
SystemConfiguration 0x36d18be6 _reach_server_target_status + 938 5 SystemConfiguration 0x36d19d56 SCNetworkReachabilityServer_targetStatus + 14 6 SystemConfiguration 0x36d02aee __SCNetworkReachabilityGetFlags + 198 7 SystemConfiguration 0x36d03f7a SCNetworkReachabilityGetFlags + 190 8 HuaShangQ_iPhone
0x0005ed14 -[Reachability currentReachabilityStatus] + 152 9
HuaShangQ_iPhone 0x000f39b4 -[HSStatManager getCurrntNet] + 52 10 HuaShangQ_iPhone 0x000f2b6e -[HSStatManager startSystem] + 322 11 HuaShangQ_iPhone 0x000f2068 -[HSStatManager entry] + 216 12 HuaShangQ_iPhone
0x0000dc6a -[AppDelegate application:didFinishLaunchingWithOptions:] ( AppDelegate.m:47) 13 UIKit 0x35142ca4 -[UIApplication _callInitializationDelegatesForURL:payload:suspended:] + 1176 14 UIKit 0x3513c7d6 -[UIApplication _runWithURL:payload:launchOrientation:statusBarStyle:statusBarHidden:] + 402 15 UIKit 0x3510aabc -[UIApplication 句柄: ] + 1004 16 UIKit
0x3510a560 -[UIApplication sendEvent:] + 48 17 UIKit
0x35109f34 _UIApplicationHandleEvent + 5820 18 GraphicsServices
0x32ca7224 PurpleEventCallback + 876 19 CoreFoundation
0x32bd751c __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION + 32 20 CoreFoundation 0x32bd74be __CFRunLoopDoSource1 + 134 21 CoreFoundation 0x32bd630c __CFRunLoopRun + 1364 22 CoreFoundation
0x32b5949e CFRunLoopRunSpecific + 294 23 CoreFoundation
0x32b59366 CFRunLoopRunInMode + 98 24 UIKit
0x3513b864 -[UIApplication_run] + 544 25 UIKit
0x35138cce UIApplicationMain + 1074 26 HuaShangQ_iPhone
0x0000e520 main (main.m:17) 27 HuaShangQ_iPhone
0x00003310 开始 + 32
如何避免帮助请。