Index: trunk/kernel/action.php
===================================================================
diff -u -N -r1566 -r1894
--- trunk/kernel/action.php	(.../action.php)	(revision 1566)
+++ trunk/kernel/action.php	(.../action.php)	(revision 1894)
@@ -3,6 +3,9 @@
 $ro_perm = $objSession->HasSystemPermission("SYSTEM_ACCESS.READONLY");
 
 // ====== Debugger related: begin ======
+if (!isset($_SERVER['SCRIPT_FILENAME'])) {
+	$_SERVER['SCRIPT_FILENAME'] = $_SERVER['SCRIPT_NAME'];
+}
 $script = basename($_SERVER['SCRIPT_FILENAME']);
 $skipDebug = Array('index.php','tree.php','head.php','credits.php');
 if( admin_login() && !in_array($script, $skipDebug) )