[Bug]: crash in server

[juanito45dotcom]

What happened?

my friend spawn their dragon in and it imediately crash my game

latest.log

Minecraft Version

1.20.1

Ice and Fire version

2.1.13 beta 5

Citadel version

2.6.1

Relevant log output

The game crashed: rendering entity in world
Error: java.lang.ClassCastException: class com.github.alexthe666.iceandfire.entity.EntityFireDragon cannot be cast to class net.minecraft.world.entity.player.Player (com.github.alexthe666.iceandfire.entity.EntityFireDragon is in module [email protected] of loader 'TRANSFORMER' @294ebdae; net.minecraft.world.entity.player.Player is in module [email protected] of loader 'TRANSFORMER' @294ebdae)

Other Information

• I am using other mods besides Ice and Fire
• I have attached a log file from the session that I have experienced this issue