Exception in server tick loop

[Nermoxd]

been getting this error and followed the old tick loop post however i cant figure out what file to delete

Description: Exception in server tick loop

java.lang.NullPointerException: Cannot invoke "net.minecraft.world.level.LevelAccessor.m_7654_()" because the return value of "net.minecraftforge.event.level.LevelEvent$Unload.getLevel()" is null
    at com.lion.graveyard.platform.forge.HordeSpawner.onWorldUnload(HordeSpawner.java:41) ~[The_Graveyard_3.1_(FORGE)_for_1.20.1.jar%23196!/:?] {re:classloading}
    at com.lion.graveyard.platform.forge.__HordeSpawner_onWorldUnload_Unload.invoke(.dynamic) ~[The_Graveyard_3.1_(FORGE)_for_1.20.1.jar%23196!/:?] {re:classloading,pl:eventbus:B}
    at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:73) ~[eventbus-6.0.5.jar%2352!/:?] {}
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:315) ~[eventbus-6.0.5.jar%2352!/:?] {}
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:296) ~[eventbus-6.0.5.jar%2352!/:?] {}
    at net.mehvahdjukaar.moonlight.api.platform.forge.PlatHelperImpl.invokeLevelUnload(PlatHelperImpl.java:279) ~[moonlight-1.20-2.13.66-forge.jar%23185!/:?] {re:classloading}
    at net.mehvahdjukaar.moonlight.api.platform.PlatHelper.invokeLevelUnload(PlatHelper.java) ~[moonlight-1.20-2.13.66-forge.jar%23185!/:?] {re:mixin,re:classloading}
    at net.mehvahdjukaar.moonlight.core.misc.FakeLevelManager.invalidate(FakeLevelManager.java:29) ~[moonlight-1.20-2.13.66-forge.jar%23185!/:?] {re:classloading}
    at net.mehvahdjukaar.supplementaries.common.utils.fake_level.BlockTestLevel.invalidate(BlockTestLevel.java:34) ~[supplementaries-1.20-3.1.13.jar%23192!/:?] {re:classloading}
    at net.mehvahdjukaar.supplementaries.common.block.faucet.FaucetBehaviorsManager.onReloadWithLevel(FaucetBehaviorsManager.java:129) ~[supplementaries-1.20-3.1.13.jar%23192!/:?] {re:classloading}
    at net.mehvahdjukaar.supplementaries.common.events.ServerEvents.onServerStart(ServerEvents.java:160) ~[supplementaries-1.20-3.1.13.jar%23192!/:?] {re:mixin,re:classloading}
    at net.mehvahdjukaar.supplementaries.common.events.forge.ServerEventsForge.onServerStart(ServerEventsForge.java:119) ~[supplementaries-1.20-3.1.13.jar%23192!/:?] {re:classloading}
    at net.mehvahdjukaar.supplementaries.common.events.forge.__ServerEventsForge_onServerStart_ServerStartedEvent.invoke(.dynamic) ~[supplementaries-1.20-3.1.13.jar%23192!/:?] {re:classloading,pl:eventbus:B}
    at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:73) ~[eventbus-6.0.5.jar%2352!/:?] {}
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:315) ~[eventbus-6.0.5.jar%2352!/:?] {}
    at net.minecraftforge.eventbus.EventBus.post(EventBus.java:296) ~[eventbus-6.0.5.jar%2352!/:?] {}
    at net.minecraftforge.server.ServerLifecycleHooks.handleServerStarted(ServerLifecycleHooks.java:115) ~[forge-1.20.1-47.3.29-universal.jar%23212!/:?] {re:classloading}
    at net.minecraft.server.MinecraftServer.m_130011_(MinecraftServer.java:638) ~[server-1.20.1-20230612.114412-srg.jar%23207!/:?] {re:mixin,pl:accesstransformer:B,xf:fml:xaeroworldmap:xaero_wm_minecraftserver,xf:fml:xaerominimap:xaero_minecraftserver,re:classloading,pl:accesstransformer:B,xf:fml:xaeroworldmap:xaero_wm_minecraftserver,xf:fml:xaerominimap:xaero_minecraftserver,pl:mixin:APP:unionlib.mixins.json:MinecraftServerMixin,pl:mixin:APP:citadel.mixins.json:MinecraftServerMixin,pl:mixin:APP:balm.mixins.json:MinecraftServerMixin,pl:mixin:A}
    at net.minecraft.server.MinecraftServer.m_206580_(MinecraftServer.java:251) ~[server-1.20.1-20230612.114412-srg.jar%23207!/:?] {re:mixin,pl:accesstransformer:B,xf:fml:xaeroworldmap:xaero_wm_minecraftserver,xf:fml:xaerominimap:xaero_minecraftserver,re:classloading,pl:accesstransformer:B,xf:fml:xaeroworldmap:xaero_wm_minecraftserver,xf:fml:xaerominimap:xaero_minecraftserver,pl:mixin:APP:unionlib.mixins.json:MinecraftServerMixin,pl:mixin:APP:citadel.mixins.json:MinecraftServerMixin,pl:mixin:APP:balm.mixins.json:MinecraftServerMixin,pl:mixin:A}
    at java.lang.Thread.run(Thread.java:833) ~[?:?] {}
 

[TileEntity]

Looks like an issue with The_Graveyard - maybe a conflict with supplementaries

Make a test without one of these mods