diff --git a/UI/Scheduler/UIxCalendarProperties.m b/UI/Scheduler/UIxCalendarProperties.m
index 0e484d610..bd2eb51ce 100644
--- a/UI/Scheduler/UIxCalendarProperties.m
+++ b/UI/Scheduler/UIxCalendarProperties.m
@@ -1,6 +1,6 @@
 /* UIxCalendarProperties.m - this file is part of SOGo
  *
- * Copyright (C) 2008 Inverse inc.
+ * Copyright (C) 2008-2009 Inverse inc.
  *
  * Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
  *
@@ -181,6 +181,7 @@
 
   settings = [[context activeUser] userSettings];
   calendarSettings = [settings objectForKey: @"Calendar"];
+  rc = nil;
 
   if (calendarSettings)
     {