Crash logs are attached.
Server and client version: 1.20.1
Fabric Version: 0.16.7
We have many other mods, they are all stated in the crash report.
Yung's cave biomes vers.: YUNG's Cave Biomes 1.20.1-Fabric-2.0.0
Yung's API vers.: YUNG's API 1.20-Fabric-4.0.6
It states the block is -- Block being collided with -- Details: Block: Block{yungscavebiomes:prickly_vines}[age=25]
And the mobs is: -- Entity being checked for collision -- Details: Entity Type: minecraft:bat (net.minecraft.class_1420)
And the crash reason: `Description: Colliding entity with block
java.lang.IllegalStateException: Trying to access unbound value 'ResourceKey[minecraft:damage_type / yungscavebiomes:prickly_vines]' from registry FakeRegistry[registryKey=ResourceKey[minecraft:root / minecraft:damage_type], defaultId=polymer:fake_damage, defaultValue=class_8110[msgId=, scaling=NEVER, exhaustion=0.0, effects=HURT, deathMessageType=DEFAULT]]`