Maybe the suggestions here help:
http://cran.r-project.org/bin/windows/base/rw-FAQ.html#The-Internet-download-functions-fail_002e
On Tue, Feb 17, 2009 at 8:19 PM, Charles Annis, P.E.
<Charles.Annis at statisticalengineering.com>
wrote:> Dear R-Helpers:
>
> I'm running R version 2.8.1 on a 1 year old HP Pavilion with a AMD
Athelon
> 64 Dual Core Processor 4800+ 2.50GHz chip, Vista Home Premium SP1, and 2 GB
> RAM. I can't add packages (even running as Administrator) because I
can't
> connect to a CRAN mirror.
>
>> chooseCRANmirror()
>
> (After nearly a minute I see the menu, and after any selection I
immediately
> see)
>
> Warning message:
> In open.connection(con, "r") :
> unable to connect to 'cran.r-project.org' on port 80.
>>
>
> BUT - I also have R 2.6.2 installed on this machine. It works perfectly.
>
> Consulting the FAQ I tried changing permissions but no-go, plus the
> permissions on R 2.6.2 and R 2.8.1 appear to be identical.
>
> I'm baffled. Can anyone illuminate this situation?
>
> Thanks
>
> Charles Annis, P.E.
>
> Charles.Annis at StatisticalEngineering.com
> phone: 561-352-9699
> eFax: 614-455-3265
> http://www.StatisticalEngineering.com
>
>
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