From 93ced64456ac6d342ac9d94ce7af57796cf58fe3 Mon Sep 17 00:00:00 2001
From: Ludovic Marcotte <lmarcotte@inverse.ca>
Date: Wed, 9 Dec 2015 19:23:20 -0500
Subject: [PATCH] (fix) make sure empty categories are possible

---
 UI/WebServerResources/js/Preferences/PreferencesController.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/UI/WebServerResources/js/Preferences/PreferencesController.js b/UI/WebServerResources/js/Preferences/PreferencesController.js
index dd7bbff3b..d7b3a0f01 100644
--- a/UI/WebServerResources/js/Preferences/PreferencesController.js
+++ b/UI/WebServerResources/js/Preferences/PreferencesController.js
@@ -71,6 +71,10 @@
     }
 
     function addCalendarCategory() {
+      if (!angular.isDefined(vm.preferences.defaults.SOGoCalendarCategoriesColors)) {
+        vm.preferences.defaults.SOGoCalendarCategoriesColors = {};
+        vm.preferences.defaults.SOGoCalendarCategories = [];
+      }
       vm.preferences.defaults.SOGoCalendarCategoriesColors["New category"] = "#aaa";
       vm.preferences.defaults.SOGoCalendarCategories.push("New category");
     }