możliwe ze to wina serwera

<?php { $login = $db->query(\"SELECT * FROM users WHERE username = '\".mysql_real_escape_string($_POST['username']).\"' LIMIT 1\"); $sprawdz =$db->num_rows($login); if($sprawdz == '0'){ message('Podany użytkownik nie istnieje....Czekaj','','index.php','2'); } message('Podano złe hasło....Czekaj','','index.php','2'); } elseif($login){ $_SESSION['rank'] = $row['rank']; $_SESSION['user_id'] = $row['id']; $_SESSION['name'] = $row['username']; $_SESSION['login'] = '1'; } } } } $_SESSION['rank'] = ''; $_SESSION['user_id'] = ''; $_SESSION['name'] = ''; $_SESSION['login'] = ''; message('Wylogowano...Czekaj','','index.php','2'); } ?>