[💥]: Generating a Railgun Multiblock in Beneath will freeze/crash your game

[SeuEarth]

Was this crash report before?

• [x] No, it was not.

Version modpack used

0.11.3

Environment

Singleplayer, but I'm sure this will also happen in Server as well.

Side Crashed

Client and Server

New Worlds

Unsure

Please provide a link to your latest.log, if relevant

https://mclo.gs/YKMPQp1

Steps to Reproduce

1. Arrive to the Beneath
2. Finish the Railgun Multiblock

Additional Information

My guess is it happens during dimension check Also, you should check Receiver too if what I said above is correct