[R] Version 3.2.3: package not available error with https

[Divakar Reddy]

Hi,

I'm not sure about your OS but I fixed while installing below packages on
CentOS for RCurl

yum install curl
yum install curl-devel

Thanks,
Divakar

On Mon, Feb 29, 2016 at 6:32 AM, Loris Bennett <loris.bennett at fu-berlin.de>
wrote:

> Duncan Murdoch <murdoch.duncan at gmail.com> writes:
>
> > On 29/02/2016 6:09 AM, Loris Bennett wrote:
> >> Hi,
> >>
> >> I recently installed version 3.2.3.  When I call
> >>
> >> install.packages("RCurl")
> >>
> >> I get a pop-up menu labelled "HTTPS CRAN Mirror" with a shortish list of
> >> mirrors.  However, I don't seem to be able to reach any of these
> >> mirrors, and always get an error like the following
> >>
> >> Error in download.file(url, destfile = f, quiet = TRUE) :
> >>    unsupported URL scheme
> >> Warning: unable to access index for repository
> https://cran.uni-muenster.de/src/contrib:
> >>    unsupported URL scheme
> >
> > That error message suggests the problem is in your build, e.g. possibly
> an out
> > of date or missing libcurl.  What does capabilities("libcurl") say?
>
> FALSE
>
> It seems that R needs libcurl 7.28.0, but my platform (Scientific Linux
> 6.7) only provides version 7.19.7.
>
> Thanks for the pointer.
>
> Loris
>
> > Duncan Murdoch
> >
> >
> >> Warning message:
> >> package ‘RCurl’ is not available (for R version 3.2.3)
> >>
> >> If I choose the menu entry "(HTTP mirrors)" I get the list of HTTP
> >> mirrors with which I am familiar from previous versions of R.  These
> >> mirrors I can reach.
> >>
> >> I assume I have some local, probably firewall-related problem, but can
> >> someone confirm that the HTTPS mirrors do indeed work?
> >>
> >> Cheers,
> >>
> >> Loris
> >>
>
> --
> Dr. Loris Bennett (Mr.)
> ZEDAT, Freie Universität Berlin         Email loris.bennett at fu-berlin.de
>
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