[w32] Corrupt ~/.emacs.d/elpa/gnupg/ causes Emacs startup failure with gnu-elpa-keyring-update installed (was Re: Investigating Emacs startup failure)

[Richard Copley <rcopley@gmail.com>]

On Sun, 19 May 2019 at 10:00, Richard Copley <rcopley@gmail.com> wrote:

> On Sun, 19 May 2019 at 09:11, Richard Copley <rcopley@gmail.com> wrote:
>
>     There's something wrong with my Emacs installation (master, on
> Windows). When invoked normally, it fails to start. Since I last
> successfully ran Emacs in this way, I have pulled from master and rebuilt,
> and updated my ELPA packages.
>
>     I don't know how to debug this, so I don't know if a bug report is
> needed, and if so, what to put in it. Does anyone have any suggestions?
> Here is what I have already tried:
>     [...]
>
> I uninstalled all packages (the problem went away) and reinstalled them
> one-by-one. The problem came back after installing
> "gnu-elpa-keyring-update-2019.3". This suggests the "OpenPGP" error is
> important. I still can't see where this is going wrong. There's no error if
> I load "package.el" and "~/.emacs/package-quickstart.el" after starting
> "emacs -Q". (Whatever happened to early-init.el? I don't seem to have one.)
>

I fixed this (and lost my chance of debugging it) by deleting the gnupg/
directory in ~/.emacs.d/elpa before reinstalling the
"gnu-elpa-keyring-update-2019.3" package.