[R-sig-Debian] Xenial repository for R 4.0.0

[Michael Hannon]

For the record, I had exactly the same experience as Prof. Nash on my
Ubuntu 16.04 system.  Same problem.  Same solution.

On Fri, May 8, 2020 at 6:18 AM J C Nash <profjcnash using gmail.com> wrote:
>
> Over a week ago (on r-help, my bad!) I raised a question of why the
> ubuntu install instructions
>
> https://cran.r-project.org/bin/linux/ubuntu/README.html
>
> instruct users with a xenial-based system to use
>
> deb https://cloud.r-project.org/bin/linux/ubuntu xenial-cran40/
>
> Looking at https://cloud.r-project.org/bin/linux/ubuntu/
> there is no xenial-cran40 directory. However,
> https://cran.r-project.org/bin/linux/ubuntu/
> does have this directory, and I managed to update a machine
> still running Linux Mint 18.3 by putting in
> deb https://cran.r-project.org/bin/linux/ubuntu xenial-cran40/
>
> I suspect novice users might not have found this work-around, and
> it was only by chance I found it.
>
> My query: Is it intended that xenial support will not be available
> for R 4.0? Or is this this just an oversight? Or some quirk that affects
> just my environment? I've tried to ensure caches are updated.
>
> Side-bar: I would update the example machine, but it runs some software needed
> for another use-case that is not working at all on more modern systems.
> Where possible, I try to keep up to date, and am migrating the use-case over
> time to a different software environment.
>
> Best, JN
>
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