Index: branches/RC/core/kernel/globals.php
===================================================================
diff -u -r11360 -r11538
--- branches/RC/core/kernel/globals.php	(.../globals.php)	(revision 11360)
+++ branches/RC/core/kernel/globals.php	(.../globals.php)	(revision 11538)
@@ -97,10 +97,11 @@
 	 */
 	function array_rename_key(&$array, $old, $new)
 	{
-		foreach ($array as $key => $val)
-		{
+		$new_array = Array ();
+		foreach ($array as $key => $val) {
 			$new_array[ $key == $old ? $new : $key] = $val;
 		}
+
 		$array = $new_array;
 	}