protected String unpackErr(String where, String msg, List<XMLLibrary.XMLTag> list)
	{
		if(list == null)
			return unpackErr(where, msg);
		if(list.size()>0)
			return unpackErr(where, msg, list.get(0));
		Log.errOut("CoffeeMaker","unpack"+where+"FromXML: "+msg+" in empty pieces list");
		return msg;
	}