diff --git a/app/agent/controller/Index.php b/app/agent/controller/Index.php
index ab8ea69..987368c 100644
--- a/app/agent/controller/Index.php
+++ b/app/agent/controller/Index.php
@@ -211,6 +211,8 @@ class Index
     {
         $data = $_GET;
         // dump($data);die;
+        
+        unset($data['s']);
         $data['LoginCode'] = trim($data['LoginCode']);
 
         if(empty($data['LoginCode'])){