[BigD]

pawn Код:

new
            userID;

        if(sscanf(params, "u", userID)) {
            return SendClientMessage(playerid, COLOR_GREY, SYNTAX_MESSAGE"/get [playerid]");
        }
        else {
            if(userID == INVALID_PLAYER_ID)
                return SendClientMessage(playerid, COLOR_GREY, "The specified player ID is either not connected or has not authenticated.");

try adding that to fit your script