[R-SIG-Mac] Strange library problem with 4.0

[Bob Rudis]

Can you try it with the "tar" method and see if it has the same behavior?

I use the gzip'd tar files and have multiple versions running on
multiple Macs and .libPaths() is not exhibiting that behavior.

On Sat, Apr 25, 2020 at 5:47 AM Erich Subscriptions
<erich.subs using neuwirth.priv.at> wrote:
>
> I installed R 4.0 on 2 machines, an iMac and a Macbook Pro.
> Before that, I installed RSwitch and did what the site tells to do:
> sudo pkgutil --forget org.r-project.R.el-capitan.fw.pkg \
>              --forget org.r-project.x86_64.tcltk.x11 \
>              --forget org.r-project.x86_64.texinfo \
>              --forget org.r-project.R.el-capitan.GUI.pkg
> so that the 3.6 and 4.0 can coexist.
>
> I always keep the additionally installed packages in
> ~/Library/R
>
> After installing R 4.0 I therefore have
> ~/Library/R/3.6/library and ~/Library/R/4.0/library
>
> On the iMac, I can switch between the two versions and R will put the appropriate folder
> in .libPaths()
>
> On the Macbook, however, when I run R 4.0
> both these folders are in .libPaths().
> This does not happen when I run R 3.6.
>
> How can this problem be solved?
>
> Erich
>
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