Index: index.php
===================================================================
--- index.php	(revision 32229)
+++ index.php	(working copy)
@@ -1487,10 +1487,25 @@
 	 * @author Martin Kutschker
 	 */
 	function whoIsOnline()	{
-		$select_fields = 'ses_id, ses_tstamp, ses_iplock, u.uid,u.username, u.admin, u.realName, u.disable, u.starttime, u.endtime, u.deleted, bu.uid AS bu_uid,bu.username AS bu_username, bu.realName AS bu_realName';
-		$from_table = '(be_sessions, be_users u) LEFT OUTER JOIN be_users bu ON (ses_backuserid=bu.uid)';
-		$where_clause = 'ses_userid=u.uid';
-		$orderBy = 'u.username';
+		$select_fields = '
+			ses_id,
+			ses_tstamp,
+			ses_iplock,
+			be_users.uid,
+			be_users.username,
+			be_users.admin,
+			be_users.realName,
+			be_users.disable,
+			be_users.starttime,
+			be_users.endtime,
+			be_users.deleted,
+			be_users.uid AS bu_uid,
+			be_users.username AS bu_username,
+			be_users.realName AS bu_realName
+		';
+		$from_table = 'be_sessions, be_users';
+		$where_clause = 'ses_userid = be_users.uid';
+		$orderBy = 'be_users.username';
 
 		if (t3lib_div::testInt($GLOBALS['TYPO3_CONF_VARS']['BE']['sessionTimeout']))	{
 			$where_clause .= ' AND '.$GLOBALS['EXEC_TIME'].'<(ses_tstamp+'.$GLOBALS['TYPO3_CONF_VARS']['BE']['sessionTimeout'].')';