error handling client message [C] 17 TradeDone
java.lang.NullPointerException
        at net.sf.l2j.gameserver.model.Inventory.unequipIfEquipped(Inventory.jav
a:774)
        at net.sf.l2j.gameserver.model.Inventory.removeItemFromInventory(Invento
ry.java:751)
        at net.sf.l2j.gameserver.model.Inventory.destroyItem(Inventory.java:707)

        at net.sf.l2j.gameserver.model.L2TradeList.tradeItems(L2TradeList.java:2
39)
        at net.sf.l2j.gameserver.clientpackets.TradeDone.runImpl(TradeDone.java:
65)
        at net.sf.l2j.gameserver.clientpackets.ClientBasePacket.run(ClientBasePa
cket.java:56)
        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] 17 TradeDone
java.lang.NullPointerException
        at net.sf.l2j.gameserver.model.Inventory.unequipIfEquipped(Inventory.jav
a:774)
        at net.sf.l2j.gameserver.model.Inventory.removeItemFromInventory(Invento
ry.java:751)
        at net.sf.l2j.gameserver.model.Inventory.destroyItem(Inventory.java:707)

        at net.sf.l2j.gameserver.model.L2TradeList.tradeItems(L2TradeList.java:2
39)
        at net.sf.l2j.gameserver.clientpackets.TradeDone.runImpl(TradeDone.java:
65)
        at net.sf.l2j.gameserver.clientpackets.ClientBasePacket.run(ClientBasePa
cket.java:56)
        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] 17 TradeDone