on first join:
    set {_player} to name of event-user #rejestruje nick gracza
    set {_ip} to ip of {_player} #rejestruje ip gracza
     
    if {_players.%{_player}%} is set:
        if {_players.%{_player}%} is not {_ip}:
            kick {_player} due to "&cBlad! Masz inne ip, w danych mam zarejestrowane inne IP"
    else:
        set {_players.%{_player}%} to {_ip}