Here are a few things others have suggested that you can also try if the above doesn't work:
so delete anything else that might have been left over.
which meant, of course, no mods.Įventually, after a lot of pain and suffering (and re-downloads and re-installs) I worked out what was happening and how to fix it. I was getting occasional crashes that became more and more frequent until there was just no way to play the game at all, barring reverting back to the original INIs.