Empty Map after loading the save file

We are aware of the similar situations and we're monitoring it.

We received similar reports where players load into a plane of grass with an empty map, and reloading the session without leaving the game seemed to help.
If this solution doesn’t work for you, please try to verify your game files: https://help.steampowered.com/en/faqs/view/0C48-FCBD-DA71-93EB) or reinstall the game.