So at some point in my gameplay, i always get raising number of errors. I think it happens because of this mod. Here is one of the errors from console:

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function: ForceFinish -- file: LootTask.lua line # 45
function: isComplete -- file: LootTask.lua line # 55
function: update -- file: TaskManager.lua line # 131
function: update -- file: SuperSurvivor.lua line # 1851
function: update -- file: SuperSurvivorManager.lua line # 192
function: SuperSurvivorsOnTick -- file: SuperSurvivorsMod.lua line # 251

ERROR: General , 1638761968970> ExceptionLogger.logException> Exception thrown java.lang.RuntimeException: Object tried to call nil in ForceFinish at KahluaUtil.fail line:82.
ERROR: General , 1638761968970> DebugLogStream.printException> Stack trace:
java.lang.RuntimeException: Object tried to call nil in ForceFinish
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:61)
at zombie.GameWindow.frameStep(GameWindow.java:739)
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 , 1638761968971> -----------------------------------------
STACK TRACE
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Is there any way to fix this?