Stuff

public OnGameModeInit()
{
    SetTimer("frozentimer",1000,1);
    return 1;
}

new Frozen[MAX_PLAYERS];

public frozentimer()    <------------------------------ HERE! HERE IT GIVES ME THE ERROR!!!!
{
    for(new i = 0; i < MAX_PLAYERS; i++)
    {
        if(IsPlayerConnected(i))
        {
            if(Frozen[i] > 0)
            {
                Frozen[i]--;
                if(Frozen[i] < 0)
                {
                    TogglePlayerControllable(i, 1);
                    // send them message saying they ok now
                } else {
                    new string[100];
                    format(string,100,"Frozen time left: %d", Frozen[i]);
                    // send it how you want
                }
            }
        }
    }
}

public OnPlayerConnected(playerid)
{
    Frozen[playerid] = -1;
}

public OnPlayerDeath(playerid, killerid, reason)
{
    if(/*dber*/)
    {
        TogglePlayerControllable(killerid, 0);
        Frozen[killerid] += 60;
    }
}