Index: t3lib/class.t3lib_userauth.php
===================================================================
--- t3lib/class.t3lib_userauth.php	(revision 17369)
+++ t3lib/class.t3lib_userauth.php	(working copy)
@@ -575,8 +575,8 @@
 				if($requestStr == $backendScript && t3lib_div::getIndpEnv('TYPO3_SSL'))	{
 					list(,$url) = explode('://',t3lib_div::getIndpEnv('TYPO3_SITE_URL'),2);
 					list($server,$address) = explode('/',$url,2);
-					if (intval($TYPO3_CONF_VARS['BE']['lockSSLPort'])) {
-						$sslPortSuffix = ':'.intval($TYPO3_CONF_VARS['BE']['lockSSLPort']);
+					if (intval($GLOBALS['TYPO3_CONF_VARS']['BE']['lockSSLPort'])) {
+						$sslPortSuffix = ':'.intval($GLOBALS['TYPO3_CONF_VARS']['BE']['lockSSLPort']);
 						$server = str_replace($sslPortSuffix,'',$server);	// strip port from server
 					}
 					header('Location: http://'.$server.'/'.$address.TYPO3_mainDir.$backendScript);