fix

zhongzheng-system/src/main/resources/mapper/modules/order/OrderMapper.xml

@@ -83,7 +83,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             cgu.period_plush
         FROM
             order_goods og
-                LEFT JOIN class_grade_user cgu ON og.grade_id = cgu.grade_id
+                LEFT JOIN class_grade_user cgu ON og.order_goods_id = cgu.order_goods_id
                 AND cgu.user_id = #{userId} where og.order_goods_id = #{orderGoodsId}
     </select>