Dave Page <dpage(at)pgadmin(dot)org> writes:
> A couple of questions for you Peter (and thanks for bearing with us
> while we figure this out):
>
> - How are you running the installer? Are you logged in as
> "Administrator", or are you using "Run As Administrator" or something
> similar?
I am logged in as "Administrator" when running the installer.
>
> - What's the output from the "SET" command when run in the same user
> environment as the installer (ie. from an Administrator command
> prompt, or one launched however you've escalated your privileges).
Please find the environment of user "Administrator" attached: