This happened to me also.
I'm using Avast antivirus software Ver 220.9.2437 (build 20.9.5758.615).
YAAP - version 1.0-beta 1590(16-nov-2020)
Winversion - 2004(OS build 19041-630)
It occurred when I tried to use the link from your "update" message.? Down loaded from another site and it works ok.
Fred
