diff --git a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusMaterialbatchdemandplanServiceImpl.java b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusMaterialbatchdemandplanServiceImpl.java
index c65d9d5e..92eccbfa 100644
--- a/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusMaterialbatchdemandplanServiceImpl.java
+++ b/xinnengyuan/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/cailiaoshebei/service/impl/BusMaterialbatchdemandplanServiceImpl.java
@@ -93,20 +93,20 @@ public class BusMaterialbatchdemandplanServiceImpl extends ServiceImpl<BusMateri
         bo1.setType("2");
         bo1.setWinningBidderId(bo.getSupplierId());
         List<BusBillofquantitiesLimitListVo> busBiddingPlanVos = busBiddingPlanService.getBillofquantitiesLimitListVo(bo1);
-        if (busBiddingPlanVos != null && !busBiddingPlanVos.isEmpty()) {
-            Set<String> hashSet = new HashSet<>();
-            busBiddingPlanVos.stream().forEach(vo -> {
-                hashSet.add(vo.getName()+"+"+vo.getSpecification());
-            });
-            Page<BusMaterialbatchdemandplanVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
-            List<BusMaterialbatchdemandplanVo> list = result.getRecords().stream().filter(vo -> {
-                String key = vo.getName() + "+" + vo.getSpecification(); // 拼接字符串（需与 Set 中格式一致）
-                return hashSet.contains(key); // 仅保留 Set 中存在的数据
-            }).toList();
-            result.setRecords(list);
-            return TableDataInfo.build(result);
+        if (busBiddingPlanVos == null || busBiddingPlanVos.isEmpty()) {
+            throw new ServiceException("该供应商暂无材料");
         }
-        return null;
+        Set<String> hashSet = new HashSet<>();
+        busBiddingPlanVos.stream().forEach(vo -> {
+            hashSet.add(vo.getName()+"+"+vo.getSpecification());
+        });
+        Page<BusMaterialbatchdemandplanVo> result = baseMapper.selectVoPage(pageQuery.build(), lqw);
+        List<BusMaterialbatchdemandplanVo> list = result.getRecords().stream().filter(vo -> {
+            String key = vo.getName() + "+" + vo.getSpecification(); // 拼接字符串（需与 Set 中格式一致）
+            return hashSet.contains(key); // 仅保留 Set 中存在的数据
+        }).toList();
+        result.setRecords(list);
+        return TableDataInfo.build(result);
     }
 
     /**