23:09:38,021 ERROR L2Multisell:354 - Error in file C:\lineage\Build_Game\gameserver\data\multisell\900001.xml
java.lang.NullPointerException
	at com.l2jfrozen.gameserver.model.multisell.L2Multisell.updateReferencePrice(L2Multisell.java:494)
	at com.l2jfrozen.gameserver.model.multisell.L2Multisell.parse(L2Multisell.java:344)
	at com.l2jfrozen.gameserver.model.multisell.L2Multisell.parseData(L2Multisell.java:87)
	at com.l2jfrozen.gameserver.model.multisell.L2Multisell.<init>(L2Multisell.java:69)
	at com.l2jfrozen.gameserver.model.multisell.L2Multisell.getInstance(L2Multisell.java:80)



















updateReferencePrice(list);

				for (final MultiSellIngredient product : entry.getProducts())
				{

					totalProductReferencePrice += (ItemTable.getInstance().getTemplate(product.getItemId()).getReferencePrice() * product.getItemCount());

				}

				if (entry.getIngredients().get(0).getItemCount() < (totalProductReferencePrice / 2))
				{

					LOGGER.warn("Multisell " + container.getListId() + " entryId  " + entry.getEntryId() + " has an ADENA price less then total products reference price.. Automatically Updating it..");
					entry.getIngredients().get(0).setItemCount(totalProductReferencePrice);