[[ABK]Antonio]

pawn Код:

CMD:makeadmin(playerid, params[])
{
    if(!IsPlayerAdmin(playerid)) return 1;

    new id, level, file[128];
    if(sscanf(params, "ri", id, level)) return SendClientMessage(playerid, COLOR_WHITE, "USAGE: /makeadmin [playerid] [level 1-4]");


    //You need to format file here with the file path for their user data.
    format(file, sizeof(file), "Filepath/here");

    if(fexist(file))
    {
        format(file, sizeof(file), "You have been promoted to admin level %i!", level);
        SendClientMessage(playerid, COLOR_YELLOW, file);

        PlayerInfo[playerid][pAdminLevel] = level;
        dini_IntSet(file, "AdminLevel", PlayerInfo[playerid][pAdminLevel]);
    }
    else SendClientMessage(playerid, 0xCC0000AA, "This user isn't registered!");
    return 1;
}

You don't need any elseifs at all really.