Looks like Mutimine caused crash.
crash-2022-10-23_15.05.17-client.txt
latest.log
This user has same error. https://forums.minecraftforge.net/topic/117065-error-javalangnullpointerexception-cannot-invoke-itunimidsifastutilintsintarraylistgetintint/

Yes, the packet handling was not thread safe and could have resulted in this.

7e44892

Should fix it. I played a couple of minutes solo and on a local server and couldnt make it crash.

Version 1.19.2.2 is pushed to curse.

Thanks for the report.