Error EmptyStackException

[nwr]

Error with packet of type: 44 for Koala

java.util.EmptyStackException

        at java.util.Stack.peek(Stack.java:102)

        at java.util.Stack.pop(Stack.java:84)

        at zombie.inventory.types.InventoryContainer.save(InventoryContainer.java:64)

        at zombie.inventory.ItemContainer.save(ItemContainer.java:1181)

        at zombie.inventory.types.InventoryContainer.save(InventoryContainer.java:69)

        at zombie.network.GameServer.requestItemsForContainer(GameServer.java:2601)

        at zombie.network.GameServer.mainLoopDealWithNetData(GameServer.java:1054)

        at zombie.network.GameServer.main(GameServer.java:318)

ID_NEW_INCOMING_CONNECTION

id=20 guid=9007203634910855

ID_DISCONNECTION_NOTIFICATION

ID_NEW_INCOMING_CONNECTION

id=2 guid=1085367744246473806

Every time this exception appears server hangs up and nobody can connect.

Debian 7 x64, ~20 players.

[nwr]

and another one:

 

-----------------------------------------
STACK TRACE
-----------------------------------------
Callframe at: sendItemsInContainer
function: doOverlaySprite -- file: ItemPicker.lua line # 224
java.lang.reflect.InvocationTargetException
        at sun.reflect.GeneratedMethodAccessor84.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:606)
        at se.krka.kahlua.integration.expose.caller.MethodCaller.call(MethodCaller.java:61)
        at se.krka.kahlua.integration.expose.LuaJavaInvoker.call(LuaJavaInvoker.java:199)
        at se.krka.kahlua.integration.expose.LuaJavaInvoker.call(LuaJavaInvoker.java:189)
        at se.krka.kahlua.vm.KahluaThread.callJava(KahluaThread.java:181)
        at se.krka.kahlua.vm.KahluaThread.luaMainloop(KahluaThread.java:981)
        at se.krka.kahlua.vm.KahluaThread.call(KahluaThread.java:162)
        at se.krka.kahlua.vm.KahluaThread.pcall(KahluaThread.java:1721)
        at se.krka.kahlua.vm.KahluaThread.pcallvoid(KahluaThread.java:1666)
        at se.krka.kahlua.integration.LuaCaller.pcallvoid(LuaCaller.java:53)
        at se.krka.kahlua.integration.LuaCaller.protectedCallVoid(LuaCaller.java:81)
        at zombie.Lua.Event.trigger(Event.java:37)
        at zombie.Lua.LuaEventManager.triggerEvent(LuaEventManager.java:83)
        at zombie.iso.IsoChunk.doLoadGridsquare(IsoChunk.java:933)
        at zombie.network.ServerMap$ServerCell.Load(ServerMap.java:190)
        at zombie.network.ServerMap.preupdate(ServerMap.java:618)
        at zombie.network.GameServer.main(GameServer.java:311)
Caused by: java.util.EmptyStackException
        at java.util.Stack.peek(Stack.java:102)
        at java.util.Stack.pop(Stack.java:84)
        at zombie.inventory.types.InventoryContainer.save(InventoryContainer.java:64)
        at zombie.network.GameServer.sendItemsInContainer(GameServer.java:2636)
        at zombie.Lua.LuaManager$GlobalObject.sendItemsInContainer(LuaManager.java:1338)
        ... 19 more
ID_NEW_INCOMING_CONNECTION
id=10 guid=175640397934518498
ID_DISCONNECTION_NOTIFICATION
ID_DISCONNECTION_NOTIFICATION

[EnigmaGrey]

Did you install any mods or alter any of the item/lua code?

[nwr]

no mods. there only customized servertest_SandboxVars.lua

[EasyPickins]

This should be fixed in the next update.  The game was running out of unique ID numbers for containers, in your case probably due to too many dead bodies lying around.