[Jason`]

pawn Код:

public UpdateTime()
{
    gettime(hour, minute);
    format(timestr,32,"%02d:%02d",hour,minute);
    TextDrawSetString(txtTimeDisp,timestr);

    new x=0;
    while(x!=MAX_PLAYERS) {
        if(IsPlayerConnected(x) && GetPlayerState(x) != PLAYER_STATE_NONE) {
            SetPlayerTime(x,hour,minute);
         }
         x++;
    }
    return SetWorldTime((hour >= 18 ? 21 : hour));
}

Tenta assim