I've got the exact same issue, could you share the fix?
https://x.com/UseCider/status/1897824554065502298
Follow those instructions. Use taproom, link your itch.io, download latest version. After you download, don't try to login right away. First, click the 3 dot icon ( ... ), click Updates, update to latest Stable Branch. After it updates, THEN log in, and you should be good.