iOS8.3以后,如果记录是由当前账号创建的,其creatorUserRecordID会是这样CKRecordID:[SomeAddress];defaultOwner:(_defaultZone:defaultOwner)然后如果使用fetchRecordWithID:completionHandler:从CKDatabase获取这个recordID,它总是会返回类似这样的错误CKError[SomeAddress]:"UnknownItem"(11/2003);servermessage="Recordnotfound";uuid=[SomeUUID];containerID=[S