Re: Emacs 26.3 strange ESS init error regarding Projectile and project root.

[Carlo Tambuatco]

"So try M-x package-reinstall ess M-x package-reinstall project"

You mean reinstall ESS and projectile?
Should I force bytecode re-compilation,
ie: M-x byte-recompile-directory <ess-directory> M-x
byte-recompile-directory <projectile-directory>

On Mon, Jun 7, 2021 at 6:16 AM Philip Kaludercic <philipk@posteo.net> wrote:

> Carlo Tambuatco <oraclmaster@gmail.com> writes:
>
> > I have both ESS and projectile installed and I have projectile mode on by
> > default.
> >
> > From my init.el file:
> >
> > ;; Load projectile
> > (use-package projectile
> >   :ensure t
> >   :config
> >   (define-key projectile-mode-map (kbd "C-x p") 'projectile-command-map)
> >   (projectile-mode +1))
> >
> > Recently (as of about 1 day ago), emacs has been giving me this error
> > when call (require 'ess-site) in my ESS-init.el file, or whenever I try
> to
> > open an interactive R session via M-x R
> >
> > "project-root is already defined as something else than a generic
> function."
>
> project-root should be unrelated to projectile, what is going on is that
> somehow a regular function is being defined, that is generating a
> conflict with project-root, the generic function.
>
> I had an issue similar to this just yesterday, and while I did not quite
> understand what caused it, it seems that reinstalling the packages
> and/or forcing the bytecode to regenerate fixed it.
>
> So try M-x package-reinstall ess M-x package-reinstall project
>
> --
>         Philip K.
>