[R] can no longer install packages on OSX

[Ista Zahn]

On Tue, Oct 1, 2013 at 2:05 PM, carlisle thacker
<carlisle.thacker at gmail.com> wrote:
> R running on my MacPro under OS X 10.6.8 no longer installs packages.  I
> would greatly appreciate help in sorting this out.
>
> Typically I get the messages like:
>> install.packages("party")
> Warning: unable to access index for repository
> http://software.rc.fas.harvard.edu/mirrors/R/bin/macosx/leopard/contrib/2.13

There is no such mirror. Change it to one of those listed at
http://cran.r-project.org/mirrors.html

Best,
Ista

> Warning message:
> In getDependencies(pkgs, dependencies, available, lib) :
>   package ‘party’ is not available (for R version 2.13.1)
>
> The repository URL mentioned in the first warning indicates leopard, not
> snow leopard, the name for OS X 10.6.8.  Is this an issue?  If so, what to
> do?
>
> The second message seems to indicate that I might need a different version
> of R.  If so, which?  How to preserve the existing version while checking
> out the new version?
>
> And version seems to indicate darwin9.8.0.  Any idea why?
>> version
>                _
> platform       x86_64-apple-darwin9.8.0
> arch           x86_64
> os             darwin9.8.0
> system         x86_64, darwin9.8.0
> status
> major          2
> minor          13.1
> year           2011
> month          07
> day            08
> svn rev        56322
> language       R
> version.string R version 2.13.1 (2011-07-08)
>
> Otherwise R is currently functioning fine.  I really don't want to screw
> that up.  If there is a fix without installing a new version, I would like
> to try that first.
>
> I've never updated to a newer version, and it's been a while since I
> installed on a mac, so step-by-step instructions are needed.
>
> Thanks,
>
> Carlisle
>
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>
>
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