From 778ee7c374f060b2807cfeff29f3ebb985bbcfa8 Mon Sep 17 00:00:00 2001
From: Ralf Teusner <ralf.teusner@hpi.de>
Date: Mon, 3 Apr 2017 15:16:41 +0200
Subject: [PATCH] correct the fallback

---
 app/models/external_user.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/external_user.rb b/app/models/external_user.rb
index 6bd5f6e0..54d5d526 100644
--- a/app/models/external_user.rb
+++ b/app/models/external_user.rb
@@ -5,7 +5,7 @@ class ExternalUser < ActiveRecord::Base
   validates :external_id, presence: true
 
   def displayname
-    result =  "User "
+    result =  "User " + id.to_s
     if(!consumer.nil? && consumer.name == 'openHPI')
       result = Rails.cache.fetch("#{cache_key}/displayname", expires_in: 12.hours) do
          Xikolo::UserClient.get(external_id.to_s)[:display_name]