[Rd] install.packages problem on Windows: CRANextras timeout

[Rui Barradas]

Hello,

Thanks for the answer.
No, in the end there's no problem, just a warning.

Rui Barradas

Em 17-07-2017 09:29, Martin Maechler escreveu:
>>>>>> Rui Barradas <ruipbarradas at sapo.pt>
>>>>>>      on Mon, 17 Jul 2017 09:03:33 +0100 writes:
>
>      > Hello,
>      > R 3.4.1 on Windows 7, sessionInfo at the end.
>      > Is there a problem with install.packages? Since last friday every time I
>      > try to install a package in RGui, I start by choosing the CRAN mirror
>      > Cloud-0 and RGui hangs. So I restart RGui and choose Portugal (Lisbon)
>      > and get the following warning after a long while (minutes).
>
> As (I think) you notice below yourself, the problem is not with
> the regular CRAN repos but with the  'CRANextra'  repos that
> R users of Windows use sometimes.
>
> We had heard offline of a potential timeout/downtime for a short
> period at Oxford for that, so this may be the simple explanation.
>
> On the other hand everything ends up working fine,
> so all this is just a warning, right?
>
> If I do the same thing I don't have to wait and get the same
> warning as you (and when I then decide to use the older *binary*
> for igraph that is installed fine).
>
> Martin
>
>      > install.packages("igraph")
>      > --- Please select a CRAN mirror for use in this session ---
>      > 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: unable to access index for repository
>      > http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.4:
>      > cannot open URL
>      > 'http://www.stats.ox.ac.uk/pub/RWin/bin/windows/contrib/3.4/PACKAGES'
>
>      > There is a binary version available but the source version is later:
>      > binary source needs_compilation
>      > igraph  1.0.1  1.1.1              TRUE
>
>      > Do you want to install from sources the package which needs compilation?
>      > y/n: y
>      > installing the source package ‘igraph’
>
>      > trying URL 'http://cran.radicaldevelop.com/src/contrib/igraph_1.1.1.tar.gz'
>      > Content type 'application/x-gzip' length 3376077 bytes (3.2 MB)
>      > downloaded 3.2 MB
>      > [...]
>
>      > The rest of the process goes on with success.
>      > The problem seems to be with http://www.stats.ox.ac.uk/pub/RWin/src/contrib
>
>      > When I check
>      >> options("repos")
>      > $repos
>      > CRAN                            CRANextra
>      > "http://cran.radicaldevelop.com" "http://www.stats.ox.ac.uk/pub/RWin"
>
>      > I'm lead to think that install.packages should try
>      > "http://cran.radicaldevelop.com" first, only in case of failure CRANextra.
>
>      > What is going on?
>
>      >> sessionInfo()
>      > R version 3.4.1 (2017-06-30)
>      > Platform: x86_64-w64-mingw32/x64 (64-bit)
>      > Running under: Windows 7 x64 (build 7601) Service Pack 1
>
>      > Matrix products: default
>
>      > locale:
>      > [1] LC_COLLATE=Portuguese_Portugal.1252
>      > LC_CTYPE=Portuguese_Portugal.1252
>      > [3] LC_MONETARY=Portuguese_Portugal.1252 LC_NUMERIC=C
>
>      > [5] LC_TIME=Portuguese_Portugal.1252
>
>      > attached base packages:
>      > [1] stats     graphics  grDevices utils     datasets  methods   base
>
>      > other attached packages:
>      > [1] igraph_1.0.1
>
>      > loaded via a namespace (and not attached):
>      > [1] compiler_3.4.1 magrittr_1.5   tools_3.4.1
>
>      > Thanks in advance,
>
>      > Rui Barradas
>
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>