fix

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

@@ -26,7 +26,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         LEFT JOIN activity_configuration ac ON c.configuration_id = ac.id
         <if test="orderSn != null and orderSn != ''" >
             WHERE
-            temp.order_sn = #{orderSn}
+            oc.order_sn = #{orderSn}
         </if>
     </select>