Small update:
I save game in manner, where every new save has a number incremented by 1, that way i can always go back. So my saves 022 and 021 are corrupted, but i can load save 020. Therefore, gamebreaking part happened somewhere between those 2 saves, in span of like 2.5 hours of gameplay. I have ...

Hey, I got popout as following:
Screenshot_2.png

While trying to load save. Got it 2 times in row, then i got this:
Screenshot_3.png
then error from first screen again. I believe my save file got corrupted

I believe that logs contain all information you need, but in case you need more i can ...