erro no game servee
 

Ola galera to passando por um problema assim, eu ligo o game server e loguin server e depois de 1 hora ou 50 minutos o server simplismente trava a aparece esse erro no log de erro


[ERROR 2011-10-28 12:43:24] commons.network.Dispatcher:103 - Dispatcher error! java.lang.NullPointerException
java.lang.NullPointerException
at gameserver.network.aion.InventoryPacket.writeStigm aInfo(InventoryPacket.java:94)
at gameserver.network.aion.serverpackets.SM_INVENTORY _UPDATE.writeImpl(SM_INVENTORY_UPDATE.java:90)
at gameserver.network.aion.AionServerPacket.write(Aio nServerPacket.java:82)
at gameserver.network.aion.AionConnection.writeData(A ionConnection.java:231)
at commons.network.Dispatcher.write(Dispatcher.java:3 05)
at commons.network.AcceptReadWriteDispatcherImpl.disp atch(AcceptReadWriteDispatcherImpl.java:69)
at commons.network.Dispatcher.run(Dispatcher.java:95)
[ERROR 2011-10-28 12:43:47] commons.network.Dispatcher:157 - Error while accepting connection: +java.lang.NullPointerException
java.lang.NullPointerException
at commons.network.AConnection.<init>(AConnection.jav a:91)
at gameserver.network.aion.AionConnection.<init>(Aion Connection.java:120)
at gameserver.network.aion.GameConnectionFactoryImpl. create(GameConnectionFactoryImpl.java:55)
at commons.network.Acceptor.accept(Acceptor.java:91)
at commons.network.Dispatcher.accept(Dispatcher.java: 153)
at commons.network.AcceptDispatcherImpl.dispatch(Acce ptDispatcherImpl.java:44)
at commons.network.Dispatcher.run(Dispatcher.java:95)
[ERROR 2011-10-28 12:46:02] commons.network.Dispatcher:103 - Dispatcher error! java.lang.NullPointerException
java.lang.NullPointerException
at gameserver.network.aion.InventoryPacket.writeStigm aInfo(InventoryPacket.java:94)
at gameserver.network.aion.serverpackets.SM_INVENTORY _INFO.writeImpl(SM_INVENTORY_INFO.java:116)
at gameserver.network.aion.AionServerPacket.write(Aio nServerPacket.java:82)
at gameserver.network.aion.AionConnection.writeData(A ionConnection.java:231)
at commons.network.Dispatcher.write(Dispatcher.java:3 05)
at commons.network.AcceptReadWriteDispatcherImpl.disp atch(AcceptReadWriteDispatcherImpl.java:69)
at commons.network.Dispatcher.run(Dispatcher.java:95)


se alguem solber cmo me ajudar agrdeço.