What had happened?

Placing it the using the gem to view. This GitHub editor is too laggy to use so that's all you get.

Minecraft Version

1.20.1

Alex's Cave Version

2.0.2

Citadel Version

2.6.2

Game Log / Crash Report

[02Nov2025 15:37:24.994] [Render thread/ERROR] [net.minecraftforge.eventbus.EventBus/EVENTBUS]: Exception caught during firing event: class com.github.alexmodguy.alexscaves.server.entity.item.BeholderEyeEntity cannot be cast to class net.minecraft.world.entity.LivingEntity (com.github.alexmodguy.alexscaves.server.entity.item.BeholderEyeEntity is in module [email protected] of loader 'TRANSFORMER' @1a914089; net.minecraft.world.entity.LivingEntity is in module [email protected] of loader 'TRANSFORMER' @1a914089)
Index: 5
Listeners:
0: HIGH
1: ASM: class dev.architectury.event.forge.EventHandlerImplClient eventRenderGameOverlayEvent(Lnet/minecraftforge/client/event/RenderGuiEvent$Post;)V
2: NORMAL
3: ASM: class mcp.mobius.waila.forge.ForgeWailaClient$Subscriber renderGui(Lnet/minecraftforge/client/event/RenderGuiEvent$Post;)V
4: ASM: xaero.common.events.ClientEventsForge@5b864627 handleRenderGameOverlayEventPost(Lnet/minecraftforge/client/event/RenderGuiEvent$Post;)V
5: ASM: class net.gobies.moreartifacts.client.overlay.EnderianEyeOverlay onRenderGameOverlay(Lnet/minecraftforge/client/event/RenderGuiEvent$Post;)V
java.lang.ClassCastException: class com.github.alexmodguy.alexscaves.server.entity.item.BeholderEyeEntity cannot be cast to class net.minecraft.world.entity.LivingEntity (com.github.alexmodguy.alexscaves.server.entity.item.BeholderEyeEntity is in module [email protected] of loader 'TRANSFORMER' @1a914089; net.minecraft.world.entity.LivingEntity is in module [email protected] of loader 'TRANSFORMER' @1a914089)
at TRANSFORMER/[email protected]/net.gobies.moreartifacts.client.overlay.EnderianEyeOverlay.onRenderGameOverlay(EnderianEyeOverlay.java:29)
at TRANSFORMER/[email protected]/net.gobies.moreartifacts.client.overlay.EnderianEyeOverlay_onRenderGameOverlay_Post.invoke(.dynamic)
at MC-BOOTSTRAP/net.minecraftforge.eventbus/net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:73)
at MC-BOOTSTRAP/net.minecraftforge.eventbus/net.minecraftforge.eventbus.EventBus.post(EventBus.java:315)
at MC-BOOTSTRAP/net.minecraftforge.eventbus/net.minecraftforge.eventbus.EventBus.post(EventBus.java:296)
at TRANSFORMER/[email protected]/net.minecraftforge.client.gui.overlay.ForgeGui.m_280421(ForgeGui.java:136)
at TRANSFORMER/[email protected]/net.minecraft.client.renderer.GameRenderer.m_109093(GameRenderer.java:945)
at TRANSFORMER/[email protected]/net.minecraft.client.Minecraft.m_91383_(Minecraft.java:1146)
at TRANSFORMER/[email protected]/net.minecraft.client.Minecraft.m_91374_(Minecraft.java:718)
at TRANSFORMER/[email protected]/net.minecraft.client.main.Main.main(Main.java:218)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at MC-BOOTSTRAP/[email protected]/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:111)
at MC-BOOTSTRAP/[email protected]/net.minecraftforge.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:99)
at MC-BOOTSTRAP/[email protected]/net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$makeService$0(CommonClientLaunchHandler.java:25)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.run(Launcher.java:108)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.main(Launcher.java:78)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26)
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23)
at [email protected]/cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:141)

[02Nov2025 15:37:25.040] [Render thread/DEBUG] [oshi.util.FileUtil/]: No oshi.architecture.properties file found from ClassLoader cpw.mods.modlauncher.TransformingClassLoader@1a914089
[02Nov2025 15:37:25.116] [Render thread/ERROR] [net.minecraft.client.Minecraft/FATAL]: Unreported exception thrown!
java.lang.ClassCastException: class com.github.alexmodguy.alexscaves.server.entity.item.BeholderEyeEntity cannot be cast to class net.minecraft.world.entity.LivingEntity (com.github.alexmodguy.alexscaves.server.entity.item.BeholderEyeEntity is in module [email protected] of loader 'TRANSFORMER' @1a914089; net.minecraft.world.entity.LivingEntity is in module [email protected] of loader 'TRANSFORMER' @1a914089)
at net.gobies.moreartifacts.client.overlay.EnderianEyeOverlay.onRenderGameOverlay(EnderianEyeOverlay.java:29) ~[moreartifacts-1.5.0-1.20.1.jar%23306!/:1.5.0-1.20.1]
at net.gobies.moreartifacts.client.overlay.EnderianEyeOverlay_onRenderGameOverlay_Post.invoke(.dynamic) ~[moreartifacts-1.5.0-1.20.1.jar%23306!/:1.5.0-1.20.1]
at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:73) ~[eventbus-6.0.5.jar%2387!/:?]
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:315) ~[eventbus-6.0.5.jar%2387!/:?]
at net.minecraftforge.eventbus.EventBus.post(EventBus.java:296) ~[eventbus-6.0.5.jar%2387!/:?]
at net.minecraftforge.client.gui.overlay.ForgeGui.m_280421(ForgeGui.java:136) ~[forge-1.20.1-47.4.0-universal.jar%23339!/:?]
at net.minecraft.client.renderer.GameRenderer.m_109093(GameRenderer.java:945) ~[client-1.20.1-20230612.114412-srg.jar%23334!/:?]
at net.minecraft.client.Minecraft.m_91383_(Minecraft.java:1146) ~[client-1.20.1-20230612.114412-srg.jar%23334!/:?]
at net.minecraft.client.Minecraft.m_91374_(Minecraft.java:718) ~[client-1.20.1-20230612.114412-srg.jar%23334!/:?]
at net.minecraft.client.main.Main.main(Main.java:218) ~[1.20.1-forge-47.4.0.jar:?]
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[?:?]
at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
at java.lang.reflect.Method.invoke(Method.java:568) ~[?:?]
at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:111) ~[fmlloader-1.20.1-47.4.0.jar:?]
at net.minecraftforge.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:99) ~[fmlloader-1.20.1-47.4.0.jar:?]
at net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$makeService$0(CommonClientLaunchHandler.java:25) ~[fmlloader-1.20.1-47.4.0.jar:?]
at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.Launcher.run(Launcher.java:108) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.Launcher.main(Launcher.java:78) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:141) ~[bootstraplauncher-1.1.2.jar:?]
[02Nov2025 15:37:27.468] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Stopping server
[02Nov2025 15:37:27.469] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving players
[02Nov2025 15:37:27.564] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving worlds
[02Nov2025 15:37:28.205] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving chunks for level 'ServerLevel[Development]'/minecraft:overworld
[02Nov2025 15:37:29.440] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving chunks for level 'ServerLevel[Development]'/minecraft:the_nether
[02Nov2025 15:37:29.441] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving chunks for level 'ServerLevel[Development]'/minecraft:the_end
[02Nov2025 15:37:29.442] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: Saving chunks for level 'ServerLevel[Development]'/graveyard:past
[02Nov2025 15:37:29.509] [Server thread/DEBUG] [net.minecraftforge.common.ForgeHooks/WP]: Gathering id map for writing to world save Development
[02Nov2025 15:37:29.549] [Server thread/DEBUG] [net.minecraftforge.common.ForgeHooks/WP]: ID Map collection complete Development
[02Nov2025 15:37:29.628] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage (New World): All chunks are saved
[02Nov2025 15:37:29.628] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage (DIM-1): All chunks are saved
[02Nov2025 15:37:29.628] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage (DIM1): All chunks are saved
[02Nov2025 15:37:29.628] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage (past): All chunks are saved
[02Nov2025 15:37:29.628] [Server thread/INFO] [net.minecraft.server.MinecraftServer/]: ThreadedAnvilChunkStorage: All dimensions are saved

Check List

• I have removed Optifine.
• I have installed other mods (Please also provide mod list)
• This is a conflict with other mods and no issue occurred when running standalone.