Fix bug.

app/controllers/application_forms_controller.rb

@@ -805,6 +805,5 @@ class ApplicationFormsController < ApplicationController
       template_data:{'application_form_id'=>application_form_id,'locale'=>I18n.locale,'extra_text'=> extra_text}.merge(extra_data),
       mail_lang: I18n.locale)
     end
-    mail.save  
   end
 end