diff --git a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectitems/InspectitemsServiceImpl.java b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectitems/InspectitemsServiceImpl.java
index 12eb8d2..b922b9e 100644
--- a/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectitems/InspectitemsServiceImpl.java
+++ b/yudao-module-inspect/yudao-module-inspect-biz/src/main/java/cn/iocoder/yudao/module/inspect/service/inspectitems/InspectitemsServiceImpl.java
@@ -1,5 +1,6 @@
 package cn.iocoder.yudao.module.inspect.service.inspectitems;
 
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import org.springframework.stereotype.Service;
 import org.springframework.validation.annotation.Validated;
 
@@ -29,6 +30,14 @@ public class InspectitemsServiceImpl implements InspectitemsService {
 
     @Override
     public Integer createINSPECTITEMSinspectitems(InspectitemsSaveReqVO createReqVO) {
+        //验证itemCode是否存在
+        QueryWrapper<InspectitemsDO> wrapper = new QueryWrapper<>();
+        wrapper.eq("itemCode", createReqVO.getItemCode());
+        boolean exists = iNSPECTITEMSinspectitemsMapper.selectCount(wrapper) > 0;
+        if(exists)
+        {
+            return 999;
+        }
         // 插入
         InspectitemsDO iNSPECTITEMSinspectitems = BeanUtils.toBean(createReqVO, InspectitemsDO.class);
         iNSPECTITEMSinspectitemsMapper.insert(iNSPECTITEMSinspectitems);
@@ -55,7 +64,7 @@ public class InspectitemsServiceImpl implements InspectitemsService {
 
     private void validateINSPECTITEMSinspectitemsExists(Integer id) {
         if (iNSPECTITEMSinspectitemsMapper.selectById(id) == null) {
-
+            throw new IllegalArgumentException("数据已存在");
         }
     }