From 48009a16e5204bf708564b7283080dc40890d83a Mon Sep 17 00:00:00 2001
From: Ralf Becker <ralfbecker@outdoor-training.de>
Date: Wed, 8 Aug 2012 10:47:47 +0000
Subject: [PATCH] avoid calling accounts->members(hips) without an account_id

---
 phpgwapi/inc/class.categories.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/phpgwapi/inc/class.categories.inc.php b/phpgwapi/inc/class.categories.inc.php
index 5cd7969de1..a96e6ca773 100644
--- a/phpgwapi/inc/class.categories.inc.php
+++ b/phpgwapi/inc/class.categories.inc.php
@@ -123,7 +123,7 @@ class categories
 		else
 		{
 			$this->account_id	= (int) get_account_id($accountid);
-			$this->global_owners = $GLOBALS['egw']->accounts->memberships($this->account_id,true);
+			$this->global_owners = $this->account_id ? $GLOBALS['egw']->accounts->memberships($this->account_id, true) : array();
 			$this->global_owners[] = self::GLOBAL_ACCOUNT;
 		}
 		$this->app_name		= $app_name;