Random Game Crash

Put the summary of the bug you're having here

What I expected to happen was...:
Just to play the game

What actually happened was...:
Game crashed less than 30 minutes apart from incidents with error code o

Steps to Reproduce:
1. load game, play for 20-30 mins, wait for game to stop working, receive error code 0. restart game lose data for last few minutes of game play. repeat to annoyance.
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