error handling client message [C] 1F RequestBuyItem
java.lang.NullPointerException
        at net.sf.l2j.gameserver.BasePacket$ItemInfo.<init>(BasePacket.java:74)
        at net.sf.l2j.gameserver.serverpackets.InventoryUpdate.addItem(InventoryUpdate.java:76)
        at net.sf.l2j.gameserver.model.actor.instance.L2PcInstance.reduceAdena(L2PcInstance.java:1944)
        at net.sf.l2j.gameserver.clientpackets.RequestBuyItem.runImpl(RequestBuyItem.java:201)
        at net.sf.l2j.gameserver.clientpackets.ClientBasePacket.run(ClientBasePacket.java:57)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
        at java.util.concurrent.FutureTask.run(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)

error handling client message [C] 1F RequestBuyItem
java.lang.NullPointerException
        at net.sf.l2j.gameserver.BasePacket$ItemInfo.<init>(BasePacket.java:74)
        at net.sf.l2j.gameserver.serverpackets.InventoryUpdate.addItem(InventoryUpdate.java:76)
        at net.sf.l2j.gameserver.model.actor.instance.L2PcInstance.reduceAdena(L2PcInstance.java:1944)
        at net.sf.l2j.gameserver.clientpackets.RequestBuyItem.runImpl(RequestBuyItem.java:201)
        at net.sf.l2j.gameserver.clientpackets.ClientBasePacket.run(ClientBasePacket.java:57)
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
        at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source)
        at java.util.concurrent.FutureTask.run(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(Unknown Source)
        at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)