It is an issue with medieval_craft
The error refers to "Duplicate stat id" which is common for mcreator mods
Looks like it refers to an Archer - so an invalid Entity near your location
Backup the world and remove this mod
Add crash-reports with sites like https://mclo.gs/
Update CyclopsCore to this build:
https://www.curseforge.com/minecraft/mc-mods/cyclops-core/files/6199446
Try older builds of it
https://www.curseforge.com/minecraft/mc-mods/fusion-connected-textures/files/all?page=1&pageSize=20&version=1.20.1&gameVersionTypeId=1