Erro ao enviar pontos do arcade por "segurity token"

<?php

// ibProArcade
if($_POST['module'] == "pnFlashGames")
{
    require_once('./global.php');

    switch($_POST['func'])
    {
        case "storeScore":
        $_GET['act'] = "Arcade";
        $_GET['module'] = "arcade";
        $_GET['do'] = "pnFStoreScore";
        break;

        case "saveGame":
        $_GET['do'] = "pnFSaveGame";
        break;

        case "loadGame":
        $_GET['do'] = "pnFLoadGame";
        break;

        case "loadGameScores":
        $gid = $vbulletin->input->clean_gpc('p', 'gid', TYPE_INT);
        $uid= $vbulletin->userinfo['userid'];
        $game = $db->query_first("SELECT * FROM " . TABLE_PREFIX . "games_scores WHERE mid=$uid AND gid = $gid ORDER BY score DESC LIMIT 0,1");
        $scores = $game[score];

        if($scores != false)
        {
            //Return true
            print "&opSuccess=true&gameScores=$scores&endvar=1"; //send endvar to keep opSuccess separate from all other output from PostNuke
        }
        else
        {
            print "&opSuccess=false&error=Error&endvar=1";
        }
        break;
    }
}

$act = $_GET[act];
$autocom = $_GET[autocom];
$showuser= $_GET[showuser];
if($act == "Arcade" || $autocom=="arcade") {
include "arcade.php";
exit();
}
if(!empty($showuser) && $showuser >= 1) {
$u = $showuser;
$_GET[u] = $showuser;
include "member.php";
exit();
}

// end of ibProArcade