diff --git a/fys-modules/fys-customer/src/main/java/com/fuyuanshen/customer/service/impl/CustomerServiceImpl.java b/fys-modules/fys-customer/src/main/java/com/fuyuanshen/customer/service/impl/CustomerServiceImpl.java
index ac996d4..10e1e7f 100644
--- a/fys-modules/fys-customer/src/main/java/com/fuyuanshen/customer/service/impl/CustomerServiceImpl.java
+++ b/fys-modules/fys-customer/src/main/java/com/fuyuanshen/customer/service/impl/CustomerServiceImpl.java
@@ -4,6 +4,7 @@ import cn.hutool.core.bean.BeanUtil;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.fuyuanshen.common.core.domain.model.LoginUser;
+import com.fuyuanshen.common.core.utils.StringUtils;
 import com.fuyuanshen.common.mybatis.core.page.TableDataInfo;
 import com.fuyuanshen.common.satoken.utils.LoginHelper;
 import com.fuyuanshen.customer.constant.ArrayConstants;
@@ -107,17 +108,27 @@ public class CustomerServiceImpl extends ServiceImpl<CustomerMapper, Customer> i
     /**
      * 修改客户
      *
-     * @param resources /
+     * @param customer /
      */
     @Override
     @Transactional(rollbackFor = Exception.class)
-    public void updateCustomer(Customer resources) throws Exception {
-        if (resources.getEnabled()) {
-            resources.setStatus("0");
-        } else {
-            resources.setStatus("1");
+    public void updateCustomer(Customer customer) throws Exception {
+
+        UserQueryCriteria userQueryCriteria = new UserQueryCriteria();
+        if (StringUtils.isNotEmpty(customer.getUserName())) {
+            userQueryCriteria.setCustomerName(customer.getUserName());
+            List<Customer> customers = customerMapper.queryCustomers(userQueryCriteria);
+            if (!customers.isEmpty()) {
+                throw new BadRequestException("用户名已存在！！！");
+            }
         }
-        saveOrUpdate(resources);
+
+        if (customer.getEnabled()) {
+            customer.setStatus("0");
+        } else {
+            customer.setStatus("1");
+        }
+        saveOrUpdate(customer);
     }