Vérifie que l'objet est bien initialisé, que la connexion fonctionne…

$user->setup();

$user->setup('ucp');

	define('IN_PHPBB', true);
	$phpbb_root_path = './forums/';
	$phpEx = substr(strrchr(__FILE__, '.'), 1);
	include($phpbb_root_path . 'common.' . $phpEx);

	// Start session management
	$user->session_begin();
	$auth->acl($user->data);
	$user->setup('ucp');

si je sors le @ (en ligne 301) j'ai cette erreur :

[phpBB Debug] PHP Notice: in file /includes/db/mysql.php on line 301: mysql_real_escape_string(): 15827448 is not a valid MySQL-Link resource

/**
* This function is used to generate a "clean" version of a string.
* Clean means that it is a case insensitive form (case folding) and that it is normalized (NFC).
* Additionally a homographs of one character are transformed into one specific character (preferably ASCII
* if it is an ASCII character).
*
* Please be aware that if you change something within this function or within
* functions used here you need to rebuild/update the username_clean column in the users table. And all other
* columns that store a clean string otherwise you will break this functionality.
*
* @param	string	$text	An unclean string, mabye user input (has to be valid UTF-8!)
* @return	string			Cleaned up version of the input string
*/
function utf8_clean_string($text)
{
	global $phpbb_root_path, $phpEx;

	static $homographs = array();
	if (empty($homographs))
	{
		$homographs = include($phpbb_root_path . 'includes/utf/data/confusables.' . $phpEx);
	}

	$text = utf8_case_fold_nfkc($text);
	$text = strtr($text, $homographs);
	// Other control characters
	$text = preg_replace('#(?:[\x00-\x1F\x7F]+|(?:\xC2[\x80-\x9F])+)#', '', $text);

	// we can use trim here as all the other space characters should have been turned
	// into normal ASCII spaces by now
	return trim($text);
}

[phpBB Debug] PHP Notice: in file /includes/db/mysql.php on line 301: mysql_real_escape_string(): 15827448 is not a valid MySQL-Link resource

	
/**
* Escape string used in sql query
*/
	function sql_escape($msg)
	{
		if (!$this->db_connect_id)
		{
			return @mysql_real_escape_string($msg);
		}

		return @mysql_real_escape_string($msg, $this->db_connect_id);
	}