[Bug] When add this mod, console will output some forge error

[duckgun13476]

Describe the bug When I only add the mod copycats-2.1.4+mc.1.20.1-forge.jar and create-1.20.1-0.5.1.j.jar ,there has some error output from forge:

[10:30:25 INFO]: Launching target 'forgeserver' with arguments []
[10:30:26 WARN]: Error loading class: com/firemerald/additionalplacements/common/ConfigCommon (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.common.ConfigCommon)
[10:30:26 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)
[10:30:26 WARN]: @Mixin target com.firemerald.additionalplacements.block.AdditionalPlacementBlock was not found copycats-common.mixins.json:compat.additionalplacements.PlacementBlockMixin
[10:30:26 WARN]: Error loading class: me/jellysquid/mods/lithium/common/ai/pathing/PathNodeDefaults (java.lang.ClassNotFoundException: me.jellysquid.mods.lithium.common.ai.pathing.PathNodeDefaults)
[10:30:26 WARN]: Error loading class: me/jellysquid/mods/sodium/client/render/chunk/compile/pipeline/BlockOcclusionCache (java.lang.ClassNotFoundException: me.jellysquid.mods.sodium.client.render.chunk.compile.pipeline.BlockOcclusionCache)
[10:30:26 WARN]: Error loading class: me/jellysquid/mods/sodium/client/render/chunk/compile/pipeline/BlockRenderer (java.lang.ClassNotFoundException: me.jellysquid.mods.sodium.client.render.chunk.compile.pipeline.BlockRenderer)
[10:30:26 WARN]: Error loading class: cjminecraft/doubleslabs/common/config/DSConfig$Common (java.lang.ClassNotFoundException: cjminecraft.doubleslabs.common.config.DSConfig$Common)
[10:30:27 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)
[10:30:27 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)
[10:30:27 INFO]: Initializing MixinExtras via com.llamalad7.mixinextras.service.MixinExtrasServiceImpl(version=0.3.2).
[10:30:29 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)
[10:30:29 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)
[10:30:29 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)
[10:30:29 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)
[10:30:29 WARN]: Error loading class: com/firemerald/additionalplacements/block/AdditionalPlacementBlock (java.lang.ClassNotFoundException: com.firemerald.additionalplacements.block.AdditionalPlacementBlock)

To Reproduce

1. Just add "copycats" and "create0.51 j" two mods to mods folder.

Expected behavior

If possible, could you please tell me the reason for the error and the possible solutions to remove the error?

Desktop (please complete the following information):

• Minecraft Version: [1.20.1]
• Mod Loadee [Forge]
• Mod Version [copycats-2.1.4+mc.1.20.1-forge.jar]

[duckgun13476]

166 has the same output problem, for it's with fabric.