Encountered some exceptions while playing with this mod.
I haven't noticed any impact by those exceptions yet, but thought it would still make sense to post the stack trace from console.txt in here so you can have a look at it:

1532250542528
1532250542528 -----------------------------------------
1532250542528 STACK TRACE
1532250542528 -----------------------------------------
1532250542528 function: getDoorsOutsideSquare -- file: SuperSurvivorUtilities.lua line # 360
1532250542529 function: update -- file: AttemptEntryIntoBuildingTask.lua line # 165
1532250542529 function: update -- file: TaskManager.lua line # 115
1532250542529 function: update -- file: SuperSurvivor.lua line # 1347
1532250542529 function: update -- file: SuperSurvivorManager.lua line # 139
1532250542529 function: SuperSurvivorsOnTick -- file: SuperSurvivorsMod.lua line # 101
java.lang.RuntimeException: attempted index: isOutside of non-table: null
at se.krka.kahlua.vm.KahluaThread.tableget(KahluaThread.java:1654)
at se.krka.kahlua.vm.KahluaThread.luaMainloop(KahluaThread.java:649)
at se.krka.kahlua.vm.KahluaThread.call(KahluaThread.java:167)
at se.krka.kahlua.vm.KahluaThread.pcall(KahluaThread.java:1922)
at se.krka.kahlua.vm.KahluaThread.pcallvoid(KahluaThread.java:1777)
at se.krka.kahlua.integration.LuaCaller.pcallvoid(LuaCaller.java:67)
at se.krka.kahlua.integration.LuaCaller.protectedCallVoid(LuaCaller.java:130)
at zombie.Lua.Event.trigger(Event.java:37)
at zombie.Lua.LuaEventManager.triggerEvent(LuaEventManager.java:61)
at zombie.GameWindow.run(GameWindow.java:1313)
at zombie.GameWindow.maina(GameWindow.java:1077)
at zombie.gameStates.MainScreenState.main(MainScreenState.java:183)
1532250542532