OSGeo4w Setup exits with the qgis-common.bat exit code -1073741512, Earlier
in the installation the setup.log reports
"Could not open service McShield for query, start and stop. McAfee may not
be installed, or we don't have access."
McAfee is not installed on this system.
Qgis itself runs but
I used the 64-bit package. There don't appear to be any cached packages
in C:\ProgramData\Package Cache if that's what you mean.
Perhaps I could try uninstalling both OSGeo4W and Grass, clean up any
remnants and attempt a re-install of Grass only.
thanks for your reply.
Kodi
David (kodi