Only thing that solved it for me was to Reinstall Factorio and I downloaded the latest with 0.12.14

That is weird. Didn't you install the game with different user? Does it happen just when you try to start it? 1. I download the update 2. I am promted with a question if I am shure in executing the update 3. this Error pops up and Factorio shuts down facts: There is no other user on this computer a...

I am getting error

boost filesystem remove Access Denied