奇怪错误XML解析：第1行，第2038字符，非法xml字符

I have this query,

我有这个问题,

DECLARE @Result XML;
SELECT @Result = (  SELECT  PD.* 
                FROM    [ProductDetailedDescriptions] PD
                        LEFT JOIN [Products] P ON (PD.ProductID= P.ID)
                WHERE   PD.ProductID = 23
                        AND P.RetailerID = 1
                        AND PD.LanguageID = 1
                ORDER BY [ORDER]
                FOR XML AUTO, ELEMENTS, ROOT('root')
            )
DECLARE @Result