While I had Vw2020 open, I used the macOS Finder to change the name of one file in my User Favorites folder and Vw did not like this, although I didn't know until I tried to quit Vw (eventually I had to Force-Quit).   Apparently Vw had been putting dozens of error messages in the background unbeknownst to me, as there were no error sounds and the error messages were all happening behind the VW application so I had no idea. Other than Vw acting very strangely, as I could select objects