[Dubya]

Whoops. Try this:

pawn Code:

public OnPlayerDeath(playerid, killerid, reason)
{
    SendDeathMessage(killerid, playerid, GetPlayerWeapon(killerid));
    SetPlayerScore(killerid, GetPlayerScore(killerid)+1);
    SetPlayerScore(playerid, GetPlayerScore(playerid)-1);
    return 1;
}