Minecraft Version

1.18.2

Fabric Version

0.13.3

Mod Version

prefab-fabric-3.1.2.jar

Details

using prefab alongside of immersive weathering, causes a crash when using certain prefab blocks.

https://pastebin.ubuntu.com/p/bPqSZp5B3k/

its to do with
Cannot get property class_2746{name=fertile, clazz=class java.lang.Boolean, values=[true, false]} as it does not exist in Block{prefab:block_grass_stairs}

This is an error in Immersive Weathering that they have to fix.