[2021] CK III - The game crashes and a massive performance drop after I open it again.

Hi there!

Thank you very much for the report! We are aware of this issue and it's already in our database.

If the game has crashed for you, could you please upload your crash files in a zip to this forum thread to aid in investigation?

Good luck on your future endeavors in CK3!  

You can find them in your Documents/Crusader Kings III folder, under the crash log. The newest one should be the one that has occurred in your game. Please, zip it and embed in this thread so we can log the ticket in for investigation!