From 690fcbd81db2e720afee8efec636be3f4f3a72da Mon Sep 17 00:00:00 2001
From: Martin Edenhofer <me@edenhofer.de>
Date: Tue, 16 May 2017 15:08:49 +0200
Subject: [PATCH] Improved sorting/grouping - follow up fix for issue #1093 -
 Overview group by Organisation split multiple times and issue #1064 -
 Overview - Groups shown twice.

---
 .../app/controllers/_application_controller_table.coffee       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/app/assets/javascripts/app/controllers/_application_controller_table.coffee b/app/assets/javascripts/app/controllers/_application_controller_table.coffee
index 7e4e256a1..429624b1b 100644
--- a/app/assets/javascripts/app/controllers/_application_controller_table.coffee
+++ b/app/assets/javascripts/app/controllers/_application_controller_table.coffee
@@ -243,7 +243,8 @@ class App.ControllerTable extends App.Controller
               item = App[attributes[withId].relation].findNative(object[withId])
               if item && item.displayName
                 group = item.displayName().toLowerCase()
-
+        if _.isEmpty(group)
+          group = ''
         groupObjects[group] ||= []
         groupObjects[group].push object