Thank you for the hint pioruns.

I can't see any speciousness there: Or what do you think?

Thank you for the fast response Loewchen

Strange that there isn't any sign of a crash in the log.

But in Windows Event Viewer I found something, is that helpful?:

Hi dear Wube-Team and forum members!


Today I had a crash while autosaving.
1.
2.
I was at Nauvis in a Spidertron in the middle of my base.
While autosaving ( the green process bar apeared), I opened the Spidertron Equipment grid and put in a Exoskeleton.

Then the process bar stopped at the first ...