Describe the bug you're experiencing

Seems this bug is apparent in saving on the latest 1.21.1 update fastasyncworldsave-fabric-1.21-2.3
https://mclo.gs/EVjUiFb

Believe it has something to do with the changed to thread saving on that update?

Reproducability

upload and wait (using it with cobblemon 1.6 on fabric)

Mod up to date

• Before submitting this issue I updated to the newest version and reproduced it

Minecraft version

1.21.1

Modloader version

Fabric

Logs

https://mclo.gs/EVjUiFb

Some of the mods in there is simply trying to save too much data, the log message should actually tell you which mod it is.
Can't reproduce this with just cobblemond and fast async world save