We have updated our Community Code of Conduct. Please read through the new rules for the forum that are an integral part of Paradox Interactive’s User Agreement.
You are using an out of date browser. It may not display this or other websites correctly. You should upgrade or use an alternative browser.
So you are saying that it is just one game that got corrupt (multiple saves of the same game).
I am afraid without any further info, there is not much we can do, the game is corrupt now. You may want to scan though the bug forum, and see if there is anything related there.