LOG  : General     , 1636861109055> -------------------------------------------------------------
attempted index: metal_shelves of non-table: null

LOG  : General     , 1636861109055> -----------------------------------------
STACK TRACE
-----------------------------------------
function: MilitaryParts_67Commando.lua -- file: MilitaryParts_67Commando.lua line # 6

ERROR: General     , 1636861109056> ExceptionLogger.logException> Exception thrown java.lang.RuntimeException: attempted index: metal_shelves of non-table: null at KahluaThread.tableget line:1689.
ERROR: General     , 1636861109056> DebugLogStream.printException> Stack trace:
java.lang.RuntimeException: attempted index: metal_shelves of non-table: null
    at se.krka.kahlua.vm.KahluaThread.tableget(KahluaThread.java:1689)
    at se.krka.kahlua.vm.KahluaThread.luaMainloop(KahluaThread.java:492)
    at se.krka.kahlua.vm.KahluaThread.call(KahluaThread.java:163)
    at se.krka.kahlua.vm.KahluaThread.pcall(KahluaThread.java:1980)
    at se.krka.kahlua.vm.KahluaThread.pcall(KahluaThread.java:1782)
    at se.krka.kahlua.integration.LuaCaller.pcall(LuaCaller.java:76)
    at se.krka.kahlua.integration.LuaCaller.protectedCall(LuaCaller.java:117)
    at zombie.Lua.LuaManager.RunLuaInternal(LuaManager.java:539)
    at zombie.Lua.LuaManager.RunLua(LuaManager.java:485)
    at zombie.Lua.LuaManager.RunLua(LuaManager.java:471)
    at zombie.Lua.LuaManager.LoadDirBase(LuaManager.java:319)
    at zombie.Lua.LuaManager.LoadDirBase(LuaManager.java:246)
    at zombie.gameStates.GameLoadingState.enter(GameLoadingState.java:91)
    at zombie.gameStates.GameStateMachine.update(GameStateMachine.java:145)
    at zombie.GameWindow.logic(GameWindow.java:285)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.GameWindow.frameStep(GameWindow.java:726)
    at zombie.GameWindow.run_ez(GameWindow.java:642)
    at zombie.GameWindow.mainThread(GameWindow.java:471)
    at java.base/java.lang.Thread.run(Unknown Source)
LOG  : General     , 1636861109057> -----------------------------------------