From 6ac70144987091ea4f08731ab44778abc3fb56c8 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <machniak@kolabsys.com>
Date: Wed, 10 Feb 2016 14:57:55 +0100
Subject: [PATCH] Fix bug where pending calendar displayed not more than one
 instance for recurring events (#5274)

---
 plugins/calendar/drivers/kolab/kolab_invitation_calendar.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugins/calendar/drivers/kolab/kolab_invitation_calendar.php b/plugins/calendar/drivers/kolab/kolab_invitation_calendar.php
index b48e7265..4a440747 100644
--- a/plugins/calendar/drivers/kolab/kolab_invitation_calendar.php
+++ b/plugins/calendar/drivers/kolab/kolab_invitation_calendar.php
@@ -257,7 +257,7 @@ class kolab_invitation_calendar
         }
 
         if ($match) {
-          $events[$event['uid']] = $this->_mod_event($event);
+          $events[$event['id'] ?: $event['uid']] = $this->_mod_event($event);
         }
       }