public boolean addCapacityToAlliance() {
        try {
            final MapleGuild gs = World.Guild.getGuild(c.getPlayer().getGuildId());
            if (gs != null && c.getPlayer().getGuildRank() == 1 && c.getPlayer().getAllianceRank() == 1) {
                if (World.Alliance.getAllianceLeader(gs.getAllianceId()) == c.getPlayer().getId() && World.Alliance.changeAllianceCapacity(gs.getAllianceId())) {
                    gainMeso(-MapleGuildAlliance.CHANGE_CAPACITY_COST);
                    return true;
                }
            }
        } catch (Exception re) {
        }
        return false;
    }