parsing目标C库在上崩溃
我正在运行Parse.com版本1.4.2中的最新iOS Objective C SDK。我正在使用下面的追溯方式在全新安装中频繁地崩溃。 它发生在模拟器，我的debugging设备和我的应用程序的发布/生产版本。
Thread 2 Crashed: 1 libobjc.A.dylib objc_msgSend + 6 2 Foundation -[NSString getExternalRepresentation:extendedAttributes:forWritingToURLOrPath:usingEncoding:error:] + 312 3 Foundation writeStringToURLOrPath + 44 4 Foundation -[NSString writeToFile:atomically:encoding:error:] + 22 5 Aftermath +[PFInternalUtils installationId] (PFInternalUtils.m:308) 6 Aftermath +[PFNetworkCommandRunner createRequest:] (PFNetworkCommandRunner.m:62) 7 Aftermath +[PFNetworkCommandRunner runCommandAsync:inOperation:] (PFNetworkCommandRunner.m:133) 8 Aftermath +[PFRetryingCommandRunner runCommandAsync:inOperation:attemptsMade:delay:] (PFRetryingCommandRunner.m:42) 9 Aftermath +[PFRetryingCommandRunner runCommandAsync:inOperation:] (PFRetryingCommandRunner.m:35) 10 Aftermath +[PFCachedCommandRunner runCommandAsync:inOperation:cachePolicy:maxCacheAge:] (PFCachedCommandRunner.m:83) 11 Aftermath __64-[PFQuery findAsyncWithCachePolicy:conditions:limit:skip:after:]_block_invoke (PFQuery.m:1292) 12 Aftermath __48-[BFTask continueWithExecutor:withSuccessBlock:]_block_invoke (BFTask.m:335) 13 Aftermath __41-[BFTask continueWithExecutor:withBlock:]_block_invoke_2 (BFTask.m:287) 显然，SDK 1.4.2当天有一个bug。 目前的版本（在写这个答案的时候）是1.7.5，这个问题已经解决了。
您可以通过从https://parse.com/docs/downloads或通过Cocoapods下载软件包来更新SDK： https ：//cocoapods.org/pods/Parse