http://yollubunlar.org/joomla-j-reactions-component-rfi-75.html The entire langset.php file should be changed to: <?php defined( '_VALID_MOS' ) or die( 'Direct access is prohibited.' ); global $mosConfig_lang; if (file_exists("$comPath/custom/".$mosConfig_lang.".php")) { include("$comPath/custom/".$mosConfig_lang.".php"); } else { require("$comPath/custom... ;)