`function: chainsawfuel -- file: ftool_1hit.lua line # 23 | MOD: FunctionalChainsaw
java.lang.RuntimeException: Object tried to call nil in chainsawfuel
    at se.krka.kahlua.vm.KahluaUtil.fail(KahluaUtil.java:82)
    at se.krka.kahlua.vm.KahluaThread.luaMainloop(KahluaThread.java:973)
    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.pcallvoid(KahluaThread.java:1812)
    at se.krka.kahlua.integration.LuaCaller.pcallvoid(LuaCaller.java:66)
    at se.krka.kahlua.integration.LuaCaller.protectedCallVoid(LuaCaller.java:139)
    at zombie.Lua.Event.trigger(Event.java:64)
    at zombie.Lua.LuaEventManager.triggerEvent(LuaEventManager.java:134)
    at zombie.ai.states.SwipeStatePlayer.enter(SwipeStatePlayer.java:216)
    at zombie.ai.StateMachine.stateEnter(StateMachine.java:243)
    at zombie.ai.StateMachine.ensureSubstateActive(StateMachine.java:125)
    at zombie.ai.StateMachine.lambda$changeState$1(StateMachine.java:53)
    at zombie.util.lambda.Consumers$Params1$CallbackStackItem.accept(Consumers.java:39)
    at zombie.util.list.PZArrayUtil.forEach(PZArrayUtil.java:904)
    at zombie.util.list.PZArrayUtil.forEach(PZArrayUtil.java:930)
    at zombie.ai.StateMachine.changeState(StateMachine.java:49)
    at zombie.ai.StateMachine.changeState(StateMachine.java:32)
    at zombie.characters.IsoGameCharacter.actionStateChanged(IsoGameCharacter.java:13858)
    at zombie.characters.IsoPlayer.actionStateChanged(IsoPlayer.java:8966)
    at zombie.characters.action.ActionContext.invokeAnyStateChangedEvents(ActionContext.java:433)
    at zombie.characters.action.ActionContext.updateInternal(ActionContext.java:83)
    at zombie.util.lambda.Invokers$Params1$CallbackStackItem.run(Invokers.java:37)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.lambda$invokeAndMeasure$0(AbstractPerformanceProfileProbe.java:83)
    at zombie.util.lambda.Stacks$Params3$CallbackStackItem.invoke(Stacks.java:230)
    at zombie.util.lambda.Stacks$GenericStack.invokeAndRelease(Stacks.java:26)
    at zombie.util.Lambda.capture(Lambda.java:130)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:81)
    at zombie.characters.action.ActionContext.update(ActionContext.java:66)
    at zombie.characters.IsoGameCharacter.postUpdateInternal(IsoGameCharacter.java:12084)
    at zombie.util.lambda.Invokers$Params1$CallbackStackItem.run(Invokers.java:37)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.lambda$invokeAndMeasure$0(AbstractPerformanceProfileProbe.java:83)
    at zombie.util.lambda.Stacks$Params3$CallbackStackItem.invoke(Stacks.java:230)
    at zombie.util.lambda.Stacks$GenericStack.invokeAndRelease(Stacks.java:26)
    at zombie.util.Lambda.capture(Lambda.java:130)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:81)
    at zombie.characters.IsoGameCharacter.postupdate(IsoGameCharacter.java:12063)
    at zombie.characters.IsoPlayer.postupdateInternal(IsoPlayer.java:3740)
    at zombie.util.lambda.Invokers$Params1$CallbackStackItem.run(Invokers.java:37)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.lambda$invokeAndMeasure$0(AbstractPerformanceProfileProbe.java:83)
    at zombie.util.lambda.Stacks$Params3$CallbackStackItem.invoke(Stacks.java:230)
    at zombie.util.lambda.Stacks$GenericStack.invokeAndRelease(Stacks.java:26)
    at zombie.util.Lambda.capture(Lambda.java:130)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:81)
    at zombie.characters.IsoPlayer.postupdate(IsoPlayer.java:3733)
    at zombie.MovingObjectUpdateSchedulerUpdateBucket.postupdate(MovingObjectUpdateSchedulerUpdateBucket.java:97)
    at zombie.MovingObjectUpdateScheduler.postupdate(MovingObjectUpdateScheduler.java:168)
    at zombie.CollisionManager.resolveContactsInternal(CollisionManager.java:411)
    at zombie.util.lambda.Invokers$Params1$CallbackStackItem.run(Invokers.java:37)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.lambda$invokeAndMeasure$0(AbstractPerformanceProfileProbe.java:83)
    at zombie.util.lambda.Stacks$Params3$CallbackStackItem.invoke(Stacks.java:230)
    at zombie.util.lambda.Stacks$GenericStack.invokeAndRelease(Stacks.java:26)
    at zombie.util.Lambda.capture(Lambda.java:130)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:81)
    at zombie.CollisionManager.ResolveContacts(CollisionManager.java:236)
    at zombie.iso.IsoWorld.updateInternal(IsoWorld.java:3502)
    at zombie.util.lambda.Invokers$Params1$CallbackStackItem.run(Invokers.java:37)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.lambda$invokeAndMeasure$0(AbstractPerformanceProfileProbe.java:83)
    at zombie.util.lambda.Stacks$Params3$CallbackStackItem.invoke(Stacks.java:230)
    at zombie.util.lambda.Stacks$GenericStack.invokeAndRelease(Stacks.java:26)
    at zombie.util.Lambda.capture(Lambda.java:130)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:81)
    at zombie.iso.IsoWorld.update(IsoWorld.java:3427)
    at zombie.gameStates.IngameState.updateInternal(IngameState.java:1617)
    at zombie.gameStates.IngameState.update(IngameState.java:1333)
    at zombie.gameStates.GameStateMachine.update(GameStateMachine.java:101)
    at zombie.GameWindow.logic(GameWindow.java:298)
    at zombie.core.profiling.AbstractPerformanceProfileProbe.invokeAndMeasure(AbstractPerformanceProfileProbe.java:71)
    at zombie.GameWindow.frameStep(GameWindow.java:765)
    at zombie.GameWindow.run_ez(GameWindow.java:681)
    at zombie.GameWindow.mainThread(GameWindow.java:495)
    at java.base/java.lang.Thread.run(Unknown Source)
`