[R] Question about proxy setting of R

jim holtman
Mon, 05 Dec 2016 12:27:20 -0000

You will probably have to check with your network folks to see what is
possible on your system.


Jim Holtman
Data Munger Guru

What is the problem that you are trying to solve?
Tell me what you want to do, not how you want to do it.

On Mon, Dec 5, 2016 at 6:33 AM, <qwertyui_period at yahoo.co.jp> wrote:

> Dear Jim,
>
> Thanks to your advice, "Proxy Authentification" window showed up,
however,
> I couldn't access to the internet. Error messages are as below.
>
> ------------------------------ ------------------------------ -------
> > update.packages(ask='graphics',checkBuilt=TRUE)
> --- Please select a CRAN mirror for use in this session ---
> Warning: failed to download mirrors file (scheme not supported in URL
> 'https://cran.r-project.org/CRAN_mirrors.csv'); using local file
> 'C:/PROGRA~1/R/R-33~1.2/doc/CRAN_mirrors.csv'
> Warning: unable to access index for repository
> https://cran.ism.ac.jp/src/contrib:
>   scheme not supported in URL
'https://cran.ism.ac.jp/src/contrib/PACKAGES'
>
> Proxy authentication failed:
>         please re-enter the credentials or hit Cancel
> ------------------------------ ------------------------------ -------
>
> I assume the proxy server is only available for "http", not
"https".
> What should I do ?
>
> J J
>
>
> ----- Original Message -----
> *From:* jim holtman <jholtman at gmail.com>
> *To:* qwertyui_period at yahoo.co.jp
> *Date:* 2016/12/2, Fri 09:13
> *Subject:* Re: [R] Question about proxy setting of R
>
> Try this option:
>
>  options(download.file.method = "internal")
>
>
>
>
>
> Jim Holtman
> Data Munger Guru
>
> What is the problem that you are trying to solve?
> Tell me what you want to do, not how you want to do it.
>
> On Wed, Nov 30, 2016 at 10:37 PM, <qwertyui_period at yahoo.co.jp>
wrote:
>
> Hello,
>
> I use R 3.0.2 on Win 7 through proxy server using ".Rprofile" in
home
> directory that includes "Sys.setenv(http_proxy=proxy_
server:port)".
> There has been no problem to access the internet for some years.
> In this situation, I installed R 3.3.1 and then entered
"update.packages
> ()", however, "Proxy Authentification" window didn't
show up and
> failed to access the internet. Error messages are as below.
>
> ------------------------------ ------------------------------ -------
> > update.packages(ask='graphics' ,checkBuilt=TRUE)
> --- Please select a CRAN mirror for use in this session ---
> Warning: failed to download mirrors file (cannot open URL
> 'https://cran.r-project.org/CRAN_mirrors.csv'); using local file
> 'C:/PROGRA~1/R/R-33~1.2/doc/ CRAN_mirrors.csv'
> Warning: unable to access index for repository
> https://cran.ism.ac.jp/src/contrib:
>   cannot open URL 'https://cran.ism.ac.jp/src/contrib/PACKAGES'
> Warning: unable to access index for repository
> http://www.stats.ox.ac.uk/pub/RWin/src/contrib:
>   cannot open URL
'http://www.stats.ox.ac.uk/pub/RWin/src/contrib/PACKAGES
> '
> Warning message:
> In download.file(url, destfile = f, quiet = TRUE) :
>   cannot open URL 'https://cran.r-project.org/CRAN_mirrors.csv':
HTTP
> status was '407 Proxy Authentication Required'
>
> ------------------------------ ------------------------------ -------
>
> Strange to say, R 3.0.2 is able to access to the internet, and R 3.3.1
> shows collect proxy setting in ".Rprofile"  by
"Sys.getenv("http_proxy")"
> From internet information, I added "http_proxy_user=ask" to
".Rprofile", or
> " --internet2" to the desktop icon of R 3.3.1, ending up in the
same
> result.
>
> Please show me the way of proxy setting of R 3.3.1.
>
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