Have you tried flushing your remotely cached maps?
Thinking that maybe some part of the map that was downloaded could’ve become corrupt on your local box… but it could be a bit of a long-shot. Performing the steps shown in the screenshots (click the Launch button for 7DTD in Steam) will allow you to download a fresh copy of the map when you try connecting to your server again. If you have the same issue after this, I would agree that deleting your player from the server is likely the only way.
You could try creating a ticket to get help with this, but downloading the world, removing your character, then re-uploading (and activating) the world again would be the way to do this on your own.
Players who have just updated their version of 7 Days to Die have seen the
When encountering the error message “unable to write data to the transport connection: The socket