diff --git a/Application/Sdk/Controller/UserController.class.php b/Application/Sdk/Controller/UserController.class.php
index bc0ec0ae..42799b94 100644
--- a/Application/Sdk/Controller/UserController.class.php
+++ b/Application/Sdk/Controller/UserController.class.php
@@ -1154,6 +1154,17 @@ class UserController extends BaseController
     {
 
         $user = json_decode(base64_decode(file_get_contents("php://input")), true);
+        
+        $role_name = $user['role_name'];
+        $encode = mb_detect_encoding($user['role_name'], array('UTF-8','GB2312','GBK'));
+        if($encode == "UTF-8"){
+            $role_name =  @iconv('UTF-8','GB18030',$user['role_name']);
+        }
+
+        if(strlen($role_name) > 16){
+            $this -> set_message(1001, "fail", "名称过长");
+        }
+
         if (empty($user)) {
 
             $this -> set_message(1001, "fail", "操作数据不能为空");