[R] Problem downloading pcalg library/package

[Ivan Krylov]

On Thu, 24 Mar 2022 12:54:46 +0000 (UTC)
varin sacha via R-help <r-help using r-project.org> wrote:

> Avis : unable to access index for repository
> http://cran.cict.fr/src/contrib: impossible d'ouvrir l'URL
> 'http://cran.cict.fr/src/contrib/PACKAGES' Avis : unable to access
> index for repository http://cran.cict.fr/bin/macosx/contrib/4.1:
> impossible d'ouvrir l'URL
> 'http://cran.cict.fr/bin/macosx/contrib/4.1/PACKAGES'

I can't open these links either. It looks like the CRAN mirror you're
using is down. Use chooseCRANmirror() to set a different one.
See ?Rprofile for some information on where this choice might be stored
on your system.

-- 
Best regards,
Ivan