Brilliant, Disabling Rivatuner did solve the problem and updating it to 7.0 actually gives me the stats it's supposed to in factorio without causing any issues. Thank you very much for the support and for the game.

Sure, here are the logs for 0.14.23
current
https://pastebin.com/pf4NXiQc
previous
https://pastebin.com/Peq1BXeS

and 0.15.x
current
https://pastebin.com/DPuJuT5V
previous
https://pastebin.com/mYXfB53X

You're right, the start up bug disappeared when I moved to 15.1, but the crashing when on clicking on any menu items is still present in every other version available on steam (.14 and .15)

Got it, sorry, I had misread that page when I first found it, here's the log:
current
https://pastebin.com/VzYmAgSn

previous
https://pastebin.com/9Eh7MLVw

Thanks!

Hi,
I'm getting constant crashes when trying to start a new game or do almost anything, in both 0.14.23 and 0.15.x
I have tried reinstalling the game, rebooting, and I don't have any mods installed. I've been getting error messages about being unable to intialize the Steam API and a data error about ...