From 18bd10bf664b79873d2420cb1d0652d5fe453103 Mon Sep 17 00:00:00 2001
From: Nathan Gray <nathangray.bsc@gmail.com>
Date: Mon, 25 May 2015 14:27:26 +0000
Subject: [PATCH] Fix 'Cannot read property...' error when adding an event via
 context menu

---
 addressbook/js/app.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/addressbook/js/app.js b/addressbook/js/app.js
index a480742ae3..dbe859e9e0 100644
--- a/addressbook/js/app.js
+++ b/addressbook/js/app.js
@@ -232,7 +232,7 @@ app.classes.addressbook = AppJS.extend(
 				ids += "c" + id[1] + ((i < _senders.length - 1) ? "," : "");
 			}
 			var extra = {};
-			extra[_action.data.url.indexOf('owner') > 0 ? 'owner' : 'participants'] = ids;
+			extra[_action.data && _action.data.url && _action.data.url.indexOf('owner') > 0 ? 'owner' : 'participants'] = ids;
 
 			// Use framework to add calendar entry
 			egw.open('','calendar','add',extra);