调整修改用户名异常提示

service-user/src/main/java/ink/wgink/service/user/service/impl/UserServiceImpl.java

@@ -187,7 +187,7 @@ public class UserServiceImpl extends DefaultBaseService implements IUserService
         params.put("userUsername", updateUsernameVO.getUsername());
         UserDTO userDTO = userDao.get(params);
         if (userDTO != null && !StringUtils.equals(userId, userDTO.getUserId())) {
-            throw new SearchException("新用户名已经存在");
+            throw new SearchException("用户名已经存在");
         }
         params.put("userId", userId);
         userDao.updateUsername(params);