function setBuddyNotification($player, $enable, $multicall = false)
    {
        $login = $this->getLogin($player, true);
        if ($login === false) {
            throw new InvalidArgumentException('player = ' . print_r($player, true));
        }
        if (!is_bool($enable)) {
            throw new InvalidArgumentException('enable = ' . print_r($enable, true));
        }

        return $this->execute(ucfirst(__FUNCTION__), array($login, $enable), $multicall);
    }