Sonny Software

The problem seems to have solved itself. I have no idea what I did, if anything. And I have SIP disabled so that was playing no role in its previous strange behaviour.

I have had the same problem as reported by @smarcopolo. I find that it will shut down if left idle for a long enough period, a couple of hours would be typical, or if the computer is left to sleep. I tried rebooting in Safe mode and then back to normal to no avail. I also find no crash files in syst...