diff --git a/cds-platform-2025.V1/cds-modules/cds-system/src/main/java/org/dromara/system/service/impl/SysUserServiceImpl.java b/cds-platform-2025.V1/cds-modules/cds-system/src/main/java/org/dromara/system/service/impl/SysUserServiceImpl.java
index 4e76f2c..24a8b51 100644
--- a/cds-platform-2025.V1/cds-modules/cds-system/src/main/java/org/dromara/system/service/impl/SysUserServiceImpl.java
+++ b/cds-platform-2025.V1/cds-modules/cds-system/src/main/java/org/dromara/system/service/impl/SysUserServiceImpl.java
@@ -518,10 +518,10 @@ public class SysUserServiceImpl implements ISysUserService, UserService {
      */
     private void insertUserPost(SysUserBo user, boolean clear) {
         Long[] posts = user.getPostIds();
-        if (posts.length >1) {
-            throw new ServiceException("用户" + user.getUserName() + "不能添加多个岗位");
-        }
         if (ArrayUtil.isNotEmpty(posts)) {
+            if (posts.length >1) {
+                throw new ServiceException("用户" + user.getUserName() + "不能添加多个岗位");
+            }
             if (clear) {
                 // 删除用户与岗位关联
                 userPostMapper.delete(new LambdaQueryWrapper<SysUserPost>().eq(SysUserPost::getUserId, user.getUserId()));