Minecraft version(s)

1.20.1

Minecraft version details

No response

Mod loader

Forge

Mod loader version

47.2.7

Fabric API version

No response

In what kind of world or server did the problem occur?

My singleplayer world

What went wrong? (Crash logs don't go here)

I'll think about the class mismatch errors. I don't understand which version of Java I need to fix this. I used 17 and 18 Java, I'll think the same on 21 Java.

Full list of installed mods and their version numbers

ftb-library-forge-2001.1.5.jar
InsaneLib-1.11.1-mc1.20.1.jar
InsaneLib-1.13.1-mc1.20.1.jar
Jade-1.20.1-forge-11.8.0.jar
kubejs-forge-2001.6.4-build.138.jar
lootjs-forge-1.20.1-2.11.0.jar
MobsPropertiesRandomness-4.10.0-mc1.20.1.jar
Pehkui-3.7.12+1.20.1-forge.jar
rhino-forge-2001.2.2-build.18.jar
superbosses-1.2.0-1.20.1.jar
architectury-9.2.14-forge.jar
catalogue-forge-1.20.1-1.8.0.jar
ForgeConfigScreens-v8.0.2-1.20.1-Forge.jar

Did the problem cause the game to crash?

No.

Full crash report contents (if you experienced a crash)

[10Mar2024 02:14:16.464] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat116plus.AbstractBlockStateMixin from pehkui.mixins.json into net.minecraft.world.level.block.state.BlockBehaviour$BlockStateBase
[10Mar2024 02:14:16.465] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat116plus.AbstractBlockStateMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.479] [pool-4-thread-1/DEBUG] [mixin/]: Mixing LevelMixin from kubejs-common.mixins.json into net.minecraft.world.level.Level
[10Mar2024 02:14:16.527] [pool-4-thread-1/DEBUG] [mixin/]: Mixing ServerLevelMixin from kubejs-common.mixins.json into net.minecraft.server.level.ServerLevel
[10Mar2024 02:14:16.561] [pool-4-thread-1/DEBUG] [mixin/]: Mixing EntityMixin from kubejs-forge.mixins.json into net.minecraft.world.entity.Entity
[10Mar2024 02:14:16.562] [pool-4-thread-1/DEBUG] [mixin/]: Mixing EntityMixin from kubejs-common.mixins.json into net.minecraft.world.entity.Entity
[10Mar2024 02:14:16.567] [pool-4-thread-1/DEBUG] [mixin/]: Mixing EntityMixin from pehkui.mixins.json into net.minecraft.world.entity.Entity
[10Mar2024 02:14:16.568] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:EntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.601] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat116plus.EntityMixin from pehkui.mixins.json into net.minecraft.world.entity.Entity
[10Mar2024 02:14:16.601] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat116plus.EntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.602] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat117plus.EntityMixin from pehkui.mixins.json into net.minecraft.world.entity.Entity
[10Mar2024 02:14:16.602] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat117plus.EntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.605] [pool-4-thread-1/DEBUG] [mixin/]: Mixing step_height.compat1194plus.EntityMixin from pehkui.mixins.json into net.minecraft.world.entity.Entity
[10Mar2024 02:14:16.605] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:step_height.compat1194plus.EntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.607] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat117plus.patchwork.compat.EntityCalculateDimensionsMixin from pehkui.mixins.json into net.minecraft.world.entity.Entity
[10Mar2024 02:14:16.608] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat117plus.patchwork.compat.EntityCalculateDimensionsMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.608] [pool-4-thread-1/DEBUG] [mixin/]: Renaming synthetic method lambda$pehkui$calculateDimensions$0(Lnet/minecraft/world/entity/Entity;DLnet/minecraft/world/phys/Vec3;)V to mdc2534e$lambda$pehkui$calculateDimensions$0$0 in pehkui.mixins.json:compat117plus.patchwork.compat.EntityCalculateDimensionsMixin
[10Mar2024 02:14:16.707] [pool-4-thread-1/DEBUG] [mixin/]: Mixing step_height.IForgeEntityMixin from pehkui.mixins.json into net.minecraftforge.common.extensions.IForgeEntity
[10Mar2024 02:14:16.707] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:step_height.IForgeEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.725] [pool-4-thread-1/DEBUG] [mixin/]: Mixing LivingEntityMixin from kubejs-common.mixins.json into net.minecraft.world.entity.LivingEntity
[10Mar2024 02:14:16.727] [pool-4-thread-1/DEBUG] [mixin/]: Mixing LivingEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.LivingEntity
[10Mar2024 02:14:16.727] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:LivingEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.728] [pool-4-thread-1/DEBUG] [mixin/]: Renaming synthetic method lambda$pehkui$tickMovement$minVelocity$0(I)Z to mdc2534e$lambda$pehkui$tickMovement$minVelocity$0$0 in pehkui.mixins.json:LivingEntityMixin
[10Mar2024 02:14:16.748] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat117plus.LivingEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.LivingEntity
[10Mar2024 02:14:16.748] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat117plus.LivingEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.749] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat1194plus.LivingEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.LivingEntity
[10Mar2024 02:14:16.749] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat1194plus.LivingEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.749] [pool-4-thread-1/DEBUG] [mixin/]: Mixing LivingEntityMixin from insanelib.mixins.json into net.minecraft.world.entity.LivingEntity
[10Mar2024 02:14:16.749] [pool-4-thread-1/DEBUG] [mixin/]: insanelib.mixins.json:LivingEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.750] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat115plus.LivingEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.LivingEntity
[10Mar2024 02:14:16.751] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat115plus.LivingEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.840] [pool-4-thread-1/DEBUG] [mixin/]: Mixing ItemEntityMixin from kubejs-common.mixins.json into net.minecraft.world.entity.item.ItemEntity
[10Mar2024 02:14:16.841] [pool-4-thread-1/DEBUG] [mixin/]: Mixing client.compat116plus.ItemEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.item.ItemEntity
[10Mar2024 02:14:16.841] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:client.compat116plus.ItemEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.841] [pool-4-thread-1/DEBUG] [mixin/]: Mixing ItemEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.item.ItemEntity
[10Mar2024 02:14:16.841] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:ItemEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.856] [pool-4-thread-1/DEBUG] [mixin/]: Mixing reach.PlayerEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.856] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:reach.PlayerEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.856] [pool-4-thread-1/DEBUG] [mixin/]: Mixing PlayerEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.856] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:PlayerEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.859] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat115plus.PlayerEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.859] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat115plus.PlayerEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.859] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat117plus.PlayerEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.859] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat117plus.PlayerEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.860] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat1194plus.PlayerEntityMixin from pehkui.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.860] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat1194plus.PlayerEntityMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.861] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat1201minus.EntityVehicleHeightOffsetMixin from pehkui.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.861] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat1201minus.EntityVehicleHeightOffsetMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.863] [pool-4-thread-1/DEBUG] [mixin/]: Mixing PlayerMixin from insanelib.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.863] [pool-4-thread-1/DEBUG] [mixin/]: insanelib.mixins.json:PlayerMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.868] [pool-4-thread-1/DEBUG] [mixin/]: Mixing PlayerMixin from kubejs-common.mixins.json into net.minecraft.world.entity.player.Player
[10Mar2024 02:14:16.916] [pool-4-thread-1/DEBUG] [mixin/]: Mixing reach.IForgePlayerMixin from pehkui.mixins.json into net.minecraftforge.common.extensions.IForgePlayer
[10Mar2024 02:14:16.916] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:reach.IForgePlayerMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.950] [pool-4-thread-1/DEBUG] [mixin/]: Mixing inject.MixinFluid from architectury-common.mixins.json into net.minecraft.world.level.material.Fluid
[10Mar2024 02:14:16.956] [pool-4-thread-1/DEBUG] [mixin/]: Mixing ItemMixin from ftblibrary-common.mixins.json into net.minecraft.world.item.Item
[10Mar2024 02:14:16.956] [pool-4-thread-1/DEBUG] [mixin/]: ftblibrary-common.mixins.json:ItemMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.957] [pool-4-thread-1/DEBUG] [mixin/]: Mixing inject.MixinItem from architectury-common.mixins.json into net.minecraft.world.item.Item
[10Mar2024 02:14:16.959] [pool-4-thread-1/DEBUG] [mixin/]: Mixing reach.compat116plus.ItemMixin from pehkui.mixins.json into net.minecraft.world.item.Item
[10Mar2024 02:14:16.959] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:reach.compat116plus.ItemMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)
[10Mar2024 02:14:16.959] [pool-4-thread-1/DEBUG] [mixin/]: Mixing ItemMixin from kubejs-common.mixins.json into net.minecraft.world.item.Item
[10Mar2024 02:14:16.991] [pool-4-thread-1/DEBUG] [mixin/]: Mixing compat117plus.patchwork.compat.IForgeItemMixin from pehkui.mixins.json into net.minecraftforge.common.extensions.IForgeItem
[10Mar2024 02:14:16.991] [pool-4-thread-1/DEBUG] [mixin/]: pehkui.mixins.json:compat117plus.patchwork.compat.IForgeItemMixin: Class version 61 required is higher than the class version supported by the current version of Mixin (JAVA_8 supports class version 52)

Should now be resolved as of the 3.8.0 release.