[SmiT]

pawn Code:

CMD:stats(playerid,params[])
{
    new password = PlayerInfo[playerid][pPass];
    new money = PlayerInfo[playerid][pCash];
    new deaths = PlayerInfo[playerid][pDeaths];
    new kills = PlayerInfo[playerid][pKills];
    new score = PlayerInfo[playerid][pScore];
    new admin = PlayerInfo[playerid][pAdmin];
    new vip = PlayerInfo[playerid][pVIP];
    new killpoints = PlayerInfo[playerid][pKillPoints];
    new string[500];
    format(string,sizeof(string),"Password: %s | Money: %d | Deaths: %d | Kills: %d | Score: %d | Admin: %d | VIP: %d | Killpoints: %d",password,money,deaths,kills,score,admin,vip,killpoints);
    SendClientMessage(playerid,COLOR_WHITE,string);
    return 1;
}

You were opening 3 brackets but closing only 2.