Erreur php/ renvoie fichier vide

If(isset($_POST['login']) && isset($_POST['pass']))
{
mysql_connect("localhost", "root", "") or die(mysql_error());
mysql_select_db("wog") or die(mysql_error());
mysql_query("SET NAMES 'utf8'");


$login=$_POST['login'];
$pass=$_POST['pass'];

$reLog = mysql_query("SELECT * FROM membre WHERE login=\"$login\" ") or die(mysql_error());

if(mysql_num_rows($reLog) != 0)
{
require("Cryptage_pass.php");
$tab_log = mysql_fetch_array($reLog);

$pass_crypte = $tab_log["pass"];
$pass_decript = Crypter($pass_crypte, -1);


if($tab_log["login"] == $login && $pass_decript == $pass)
{
if($tab_log["Groupe"] == "Membre")
{
$recup_profil = mysql_query("SELECT * FROM profils WHERE pseudo=\"$login\" ") or die(mysql_error());
$recup_prof = mysql_fetch_array($recup_profil);

$info = array();
$info["pseudo"] = $recup_prof["pseudo"];
$info["level"] = 1;
$info["niv"] = $recup_prof["niveau"];
$info["ram"] = $recup_prof["ram"];
$info["exp"] = $recup_prof["experience"];
$info["carac"] = $recup_prof["caracteristique"];
$info["objets"] = $recup_prof["objets"];

$profil = new Membre($info);
$_SESSION["profil"] = serialize($profil);
}
elseif($tab_log["Groupe"] == "Admin")
{
$recup_profil = mysql_query("SELECT * FROM profils WHERE pseudo=\"$login\" ") or die(mysql_error());
$recup_prof = mysql_fetch_array($recup_profil);

$info = array();
$info["pseudo"] = $recup_prof["pseudo"];
$info["level"] = 666;
$info["niv"] = $recup_prof["niveau"];
$info["ram"] = $recup_prof["ram"];
$info["exp"] = $recup_prof["experience"];
$info["carac"] = $recup_prof["caracteristique"];
$info["objets"] = $recup_prof["objets"];

$profil = new Admin($info);
}
}
else
{
echo "Mot de passe incorrect";
}
}
else
{
echo "Utilisateur inconnue";
}

}
 mysql_close();