public static void ResetCoreAura(int slot, MapleClient c, MapleCharacter chr) {
        Item starDust = chr.getInventory(MapleInventoryType.USE).getItem((byte) slot);
        if ((starDust == null) || (c.getPlayer().hasBlockedInventory())) {
            c.getSession().write(CWvsContext.InventoryPacket.getInventoryFull());
        }
    }