diff --git a/application/default/controllers/DataController.php b/application/default/controllers/DataController.php
index 1be37c80..6a569cee 100755
--- a/application/default/controllers/DataController.php
+++ b/application/default/controllers/DataController.php
@@ -1171,7 +1171,7 @@ class DataController extends Zend_Controller_Action
     									"username"=>$this->view->username,
     									"password"=>$this->view->userpass,
     									"host"=>'ftp1.westgis.ac.cn',
-    									"param"=>"onlineappid=".
+    									"param"=>"onlineappid=",
     									"maxdata"=>$this->view->config->download->max,
     									"time"=>$this->view->ftptime,
     									"datacount"=>$datacount);