Lithosphere+Still life Incompatible with Alex's Caves

[alaka9w]

What had happened?

As the title says, the caves do not generate in a world with Still life and Lithosphere.

Minecraft Version

1.20.1

Alex's Cave Version

2.0.2

Citadel Version

2.6.3

Game Log / Crash Report

No response

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.