尝试使用此方法比较从NSPersistentStoreCoordinatorStoresDidChangeNotification接收到的值时出现以下错误//Checktypeoftransitioniflettype=n.userInfo?[NSPersistentStoreUbiquitousTransitionTypeKey]as?UInt{FLOG("transitiontypeis\(type)")if(type==NSPersistentStoreUbiquitousTransitionType.InitialImportCompleted){FLOG("transitio