From 3ff97fb7e60f5415123a278b94a6277afba06ac9 Mon Sep 17 00:00:00 2001
From: Ralf Becker <ralfbecker@outdoor-training.de>
Date: Tue, 23 Oct 2012 15:09:41 +0000
Subject: [PATCH] fixed PHP Warning:  Illegal string offset

---
 calendar/inc/class.calendar_uiforms.inc.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/calendar/inc/class.calendar_uiforms.inc.php b/calendar/inc/class.calendar_uiforms.inc.php
index 95c12d2e20..61a03e69ff 100644
--- a/calendar/inc/class.calendar_uiforms.inc.php
+++ b/calendar/inc/class.calendar_uiforms.inc.php
@@ -374,6 +374,7 @@ class calendar_uiforms extends calendar_ui
 							break;
 
 						default:		// existing participant row
+							if (!is_array($data)) continue;	// widgets in participant tab, above participant list
 							foreach(array('uid','status','quantity','role') as $name)
 							{
 								$$name = $data[$name];