diff --git a/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/impl/HaiAnPdaAutoWarehouseServiceImpl.java b/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/impl/HaiAnPdaAutoWarehouseServiceImpl.java
index 409e144f..5fc33a9a 100644
--- a/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/impl/HaiAnPdaAutoWarehouseServiceImpl.java
+++ b/src/main/java/com/gaotao/modules/autoWareHourceHaian/service/impl/HaiAnPdaAutoWarehouseServiceImpl.java
@@ -1933,7 +1933,7 @@ public class HaiAnPdaAutoWarehouseServiceImpl implements HaiAnPdaAutoWarehouseSe
     }
 
     /**
-     * 人工分拣工作盘按数据库位置映射被分拣位并查询源盘码；有增量时缺盘或占位不唯一必须阻断WCS下发，无增量时返回空串。- rqrq
+     * 人工分拣工作盘按数据库位置映射被分拣位并查询源盘码；有增量时分别提示缺盘和多盘占位并阻断WCS下发，无增量时返回空串。- rqrq
      * @param site 海安工厂，用于托盘查询隔离 - rqrq
      * @param workStation 当前工作盘在数据库中的人工分拣位 - rqrq
      * @param hasIncrement 本次是否存在wcs_flag=1的标签增量 - rqrq
@@ -1948,6 +1948,10 @@ public class HaiAnPdaAutoWarehouseServiceImpl implements HaiAnPdaAutoWarehouseSe
             return sourcePalletIds.get(0).trim();
         }
         if (hasIncrement) {
+            // 同一被分拣位查到多个有效托盘属于位置数据错误，单独提示并阻断本次增量下发；零盘仍沿用缺盘提示。- rqrq
+            if (sourcePalletIds != null && sourcePalletIds.size() > 1) {
+                throw new RuntimeException("数据错误，被分拣位同时有多个托盘存在！请联系管理员");
+            }
             throw new RuntimeException("未找到被分拣托盘,请联系系统管理员");
         }
         return "";
diff --git a/src/main/resources/mapper/autoWareHourceHaian/HaiAnNewIssureMapper.xml b/src/main/resources/mapper/autoWareHourceHaian/HaiAnNewIssureMapper.xml
index 2d803a68..b3f2d85a 100644
--- a/src/main/resources/mapper/autoWareHourceHaian/HaiAnNewIssureMapper.xml
+++ b/src/main/resources/mapper/autoWareHourceHaian/HaiAnNewIssureMapper.xml
@@ -216,29 +216,37 @@
     <!-- 查询海安标签明细清单，返回subsite与追踪字段用于对账 - rqrq -->
     <select id="haiAnSearchMaterialListDetail" resultType="HaiAnSOIssueNotifyOrderMaterialListDetailData">
         SELECT
-            site,
-            notify_no AS notifyNo,
-            item_no AS itemNo,
-            BOM_item_no AS bomItemNo,
-            serialNo,
-            task_ref AS taskRef,
-            task_item AS taskItem,
-            task_seq AS taskSeq,
-            out_wcs_flag AS outWcsFlag,
-            out_wcs_time AS outWcsTime,
-            issure_flag AS issureFlag,
-            order_type AS orderType,
-            sub_site AS subSite,
-            batch_no AS batchNo,
-            alloc_seq AS allocSeq,
-            pallet_id AS palletId
-        FROM haian_SOIssueNotifyOrderMaterialList_detail
-        WHERE site = #{site}
-          AND notify_no = #{notifyNo}
+            d.site,
+            d.notify_no AS notifyNo,
+            d.item_no AS itemNo,
+            d.BOM_item_no AS bomItemNo,
+            d.serialNo AS serialNo,
+            d.task_ref AS taskRef,
+            d.task_item AS taskItem,
+            d.task_seq AS taskSeq,
+            d.out_wcs_flag AS outWcsFlag,
+            d.out_wcs_time AS outWcsTime,
+            d.issure_flag AS issureFlag,
+            d.order_type AS orderType,
+            d.sub_site AS subSite,
+            d.batch_no AS batchNo,
+            d.alloc_seq AS allocSeq,
+            d.pallet_id AS palletId,
+            m.component_part_no AS componentPartNo
+        FROM haian_SOIssueNotifyOrderMaterialList_detail d
+        <!-- 按site、单号、订单行、BOM行和子site取预定明细对应的物料编码；物料行缺失时保留标签明细。NOLOCK仅供展示，可能短暂脏读 - rqrq -->
+        LEFT JOIN haian_SOIssueNotifyOrderMaterialList m WITH (NOLOCK)
+               ON m.site = d.site
+              AND m.notify_no = d.notify_no
+              AND m.item_no = d.item_no
+              AND m.BOM_item_no = d.BOM_item_no
+              AND ISNULL(m.sub_site, '') = ISNULL(d.sub_site, '')
+        WHERE d.site = #{site}
+          AND d.notify_no = #{notifyNo}
           <if test="subSite != null and subSite != ''">
-              AND sub_site = #{subSite}
+              AND d.sub_site = #{subSite}
           </if>
-        ORDER BY item_no, BOM_item_no, alloc_seq, task_seq
+        ORDER BY d.item_no, d.BOM_item_no, d.alloc_seq, d.task_seq
     </select>
 
     <!-- rqrq - 海安齐套候选：从物料层关联订单层筛选transport_flag='N'。禁止NOLOCK：本查询后会回写transport_flag，脏读未提交明细会导致提前齐套 -->