diff --git a/app/controllers/games_controller.rb b/app/controllers/games_controller.rb
index 8bd84b69a..5def8ec1e 100644
--- a/app/controllers/games_controller.rb
+++ b/app/controllers/games_controller.rb
@@ -963,7 +963,7 @@ class GamesController < ApplicationController
     begin
       shixun = game.myshixun.shixun
       shixun_tomcat = edu_setting('cloud_bridge')
-      service_host = edu_setting('vnc_url')
+      #service_host = edu_setting('vnc_url')
       tpiGitURL = "#{edu_setting('git_address_domain')}/#{game.myshixun.repo_path}"
 
       uri = "#{shixun_tomcat}/bridge/vnc/getvnc"