Script Installation läuft nicht

<?php
error_reporting ( E_ERROR );
//error_reporting(0);

//header("Content-Type: text/html; charset=UTF-8"); //ISO-8859-1
$conexion = @mysql_connect("localhost", "listengo_sql", "xxxxxx") or die("No se pudo conectar a la base de datos. <b>mysql_connect</b>");
@mysql_select_db("listengo_sql", $conexion) or die("Base de dato es incorecto. <b>mysql_select_db</b>");
mysql_query("SET NAMES 'utf8'");

include("funciones.php");

define(__BASE__, "http://localhost/listengo/"); //"http://www.listengo.com/"
define(__URL__, __BASE__ . "mp3/::var::.html");
define(__BUSS__, __BASE__ . "buscar.php?q=::var::");
define(__SEOBUSS__, __BASE__ . "escuchar/::var::/");
define(__BUS__, __BASE__ . "buscar.php?q=::var::&pag=::var::");
define(__ARTISTA__, __BASE__ . "::var::/::var::/");
define(__GENERO__, __BASE__ . "::var::/");

if (eregi("^[a-zA-Z0-9-]{0,151}$", $_POST['ver']) && is_numeric($_POST['des']) && !empty($_POST['des'])) {
    $consultaaa = mysql_query("SELECT sub,nombre,id_file FROM musica WHERE sub = '" . $_POST['ver'] . "' and server = 'www.4shared.com' ");
    if (mysql_num_rows($consultaaa) == 0) {
        header('Location: ' . __BASE__ . "?error=DescargaNoDisponible");
    }

    $dat = mysql_fetch_array($consultaaa);

    header('Location: http://localhost/listengo/descarga.php?id=' . $dat['id_file']); //http://www.listengo.com/descarga.php?id='
}


$gener_lista = array("alternativo" => "Alternativo", "bachatas" => "Bachatas", "baladas" => "Baladas", "baladas-de-oro" => "Baladas de oro", "baladas-en-ingles" => "Baladas en ingles", "billboards" => "Billboards", "billboards-70s" => "Billboards 70s", "billboards-80s" => "Billboards 80s", "billboards-90s" => "Billboards 90s", "brasileras" => "Brasileras", "clasica" => "Clasica", "chicha" => "Chicha", "criollas" => "Criollas", "cristianas" => "Cristianas", "cumbia" => "Cumbia", "cumbia-boliviana" => "Cumbia boliviana", "cumbia-chilena" => "Cumbia chilena", "cumbia-colombiana" => "Cumbia colombiana", "cumbia-ecuador" => "Cumbia ecuador", "cumbia-mexicana" => "Cumbia mexicana", "dance" => "Dance", "deejays" => "Deejays", "disco" => "Disco", "electronica" => "Electronica", "emo-punk" => "Emo Punk", "emo-screamo" => "Emo Screamo", "flamenco" => "Flamenco", "folk" => "Folk", "folklore" => "Folklore", "funk" => "Funk", "gothic" => "Gothic", "hip-hop" => "Hip Hop", "huayno-con-arpa" => "huayno con arpa", "instrumentales" => "instrumentales", "jazz" => "jazz", "latin" => "latin", "latinoamericana" => "latinoamericana", "llaneras" => "llaneras", "merengue" => "merengue", "metal" => "metal", "mp3-boleros" => "mp3 boleros", "musica-anime" => "musica anime", "musica-hindu" => "musica hindu", "pop" => "pop", "pop-rock" => "pop rock", "rancheras" => "rancheras", "reggae" => "Reggae", "reggaeton" => "reggaeton", "rock" => "rock", "rock-de-los-80s" => "rock de los 80s", "rock-en-espanol" => "rock en español", "salsa" => "salsa", "soundtracks" => "soundtracks", "takirari" => "takirari", "tangos" => "tangos", "techno" => "techno", "trance" => "trance", "trova" => "trova", "vallenatos" => "vallenatos", "villeras" => "villeras", "visual-kei" => "visual kei");
foreach ($gener_lista as $var => $value) {
    if ($var == $_GET['genero']) {
        $_titleG.= strtoupper($value);
        $_nom_genero.= ucwords(strtolower($value));
        $_url_genero.= $var;
    }
}


if ($_POST['cmd'] == 'bajar') {
    include("Descarga.php");
    exit();
}
?>