I've been playing successfully for about three days 10hours game time (according to the save file) with no corruption. I'm speculating it has something to do with where you save. The first time I had this happen to me I initiated saving the game w…
I'm still trying to confirm this, but it seems to happen consistently for me when I save inside my base and then exit the game. If I save outside a base and exit, so far that seems to be okay.