diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index 3858dd11c..b83398ad1 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -436,7 +436,7 @@ class UsersController < ApplicationController
   end
 
   def account_created
-    @message = session['user_created_message']
+    @message = session['user_created_message'] || I18n.t('activation.missing_session')
     expires_now
     render layout: 'no_ember'
   end
diff --git a/config/locales/server.en.yml b/config/locales/server.en.yml
index 8fba30e70..76c2b5ffe 100644
--- a/config/locales/server.en.yml
+++ b/config/locales/server.en.yml
@@ -475,7 +475,7 @@ en:
     continue_button: "Continue to %{site_name}"
     welcome_to: "Welcome to %{site_name}!"
     approval_required: "A moderator must manually approve your new account before you can access this forum. You'll get an email when your account is approved!"
-
+    missing_session: "We can not detect if your account was created, please ensure you have cookies enabled."
   post_action_types:
     off_topic:
       title: 'Off-Topic'