安装Xcode5软件包时出现问题.我正在使用小牛队 - 不确定这是否相关.
无法在模拟器中分配分配.仪器将在模拟器中加载并启动应用程序但不是分配日志,我看到:

有没有人面对这个问题?
我很难找到以下异常的原因.它不时发生,没有明确的模式我可以重复以重现问题.
Terminating app due to uncaught exception 'NSInternalInconsistencyException',
reason: 'Failed to process pending changes before save.
The context is still dirty after 100 attempts.
Typically this recursive dirtying is caused by a bad validation method,
-willSave, or notification handler.'
Run Code Online (Sandbox Code Playgroud)
该应用程序存储和处理跟踪数据并仅处理一个实体:
@interface CSTrackingEntry : NSManagedObject
@property (nonatomic, retain) NSString * data;
@property (nonatomic, retain) NSDate * dateRecorded;
@end
Run Code Online (Sandbox Code Playgroud)
CSTracking条目分批读取,创建和删除.每隔几分钟,一批中最多几打.没有注册通知处理程序.
更新:捕获的堆栈
2012-02-03 10:26:11.121 BatteryNurse[17162:1803] An uncaught exception was raised
2012-02-03 10:26:11.121 BatteryNurse[17162:1803] Failed to process pending changes
before save. The context is …Run Code Online (Sandbox Code Playgroud)