Version information

itemswapper-fabric-0.5.4-mc1.20.2

Other mods installed

fabric-api-0.91.1+1.20.2

Reproduction Steps

install fapi 0.91.0 or 0.91.1 and crashed, need to downgrade it to 0.90.7 to prevent the issue

Crash Report file

only latest log
2023-11-28-2.log

Additional information

No response

I also have this issue, and the workaround work for me too.

Known issue, will take some time to rework the network logic to get it running on the latest fabric api.