ntue site sso fix

app/controllers/sessions_controller.rb

@@ -27,7 +27,7 @@ class SessionsController < Devise::SessionsController
   	  redirect_to after_sign_in_path_for(resource)
   	else
   	  flash[:error] = "很抱歉,您無此權限或帳號登入本站,請洽本站管理員<br />Sorry, you don't have the account or authority to login. Please contact the website administrator."
-  	  edirect_to :root
+  	  redirect_to :root
     end
 
   end