e come posso risolvere:

Codice PHP:
<?
---------------------------------------------------------------->questa č la riga 23!!!!
define('IN_PHPBB', true);
$phpbb_root_path = './';
include($phpbb_root_path . 'extension.inc');
include($phpbb_root_path . 'common.'.$phpEx);


//
// Start session management
//

Target: http://www.undergroundpark.it/forum/index.php

Please, validate your XML document first!

Line 23

Column 5

The string "--" is not permitted within comments.


Cosa significa Column 5? e non vedo nessun commento errato --

???
aiuto!