Bug: crashing on entity render

[SalF27]

What Feature Types Apply to This Bug?

Entity

Other Type

No response

What Type of Bug Is This?

Crash

Mod Loader

fabric

Mod Loader Version

1.21.1

The Aether Version

1.5.3

Is This Bug a Conflict With Another Mod?

No response

Client Log

No response

Crash Report (if applicable)

https://gist.github.com/SalF27/4758534ef82c0f38f6e95e615af9d8da

Steps to Reproduce

just go into the aether, im not sure if its the mods that i had installed that made the crash happen but the report didnt mention them

What You Expect To Happen

game will pause and crash after passing thru an aether portal

What Actually Happened

one time i stepped through and it worked for a bit then i saw a mob and it crashed

Additional Details

No response

Please Read and Confirm The Following

• I have confirmed this bug can be replicated without the use of Optifine.
• I have confirmed this bug is on the most recently supported version of Minecraft.
• I have confirmed the details provided in this report are concise as possible and does not contain vague information (ie. Versions are properly recorded, answers to questions are clear).
• I have confirmed this bug is unique and has not been reported already.
• If playing on a modpack, I have reported this bug to their issue tracker already.
• I have confirmed that I'm reporting a bug in The Aether I, not The Aether II.