IntegraMOD

i get this error on my forum

Warning: system() has been disabled for security reasons in /home/akash92/public_html/forum/includes/phpbb_security.php on line 1195


i read the line but cant understand here's the line:
system("/usr/bin/mysqldump -u". $dbuser ." -p". $dbpasswd ." -h ". $dbhost ." ". $dbname ." > ". (($_SERVER['DOCUMENT_ROOT']) ? $_SERVER['DOCUMENT_ROOT'] : $HTTP_SERVER_VARS['DOCUMENT_ROOT']) . $board_config['.script_path'] . $backup_folder ."/". $backup_file ."-". date('Y-m-d') .".sql", $fp);


pls help me fast......

What exactly were you doing when this error ocurred? Its looking server related to me allthough I stand to be corrected if Im wrong.