.getIcon();
import org.l2jmobius.gameserver.data.ItemTable;import org.l2jmobius.gameserver.model.items.Item;
ItemInstance Item = activeChar.getInventory().getPaperdollItem(Inventory.PAPERDOLL_RHAND);returnHtml = returnHtml.replace("%wp_icon%", Item.getIcon());
The method getIcon() is undefinde for for the type ItemInstance
final Item item = ItemTable.getInstance().getTemplate(activeChar.getInventory().getPaperdollItemId(your item));