gameobject deserialization failure 16456

Hey all,
Please im desperate for some help. When i try to log onto my main my game crash at loading screen.
I tried:
- Verified game files in steam
- Changed from DR to Vulkan
- Changed server

I have no idea what next i should try, im thankful for any help i can get.

Message:
error gameobject deserialization failure: unrecognised task serialised by server 16456