[R] Where does R look for library packages - there is no package called 'BRugs'

conor1725 metasaurus at gmail.com
Sat Feb 5 00:32:37 CET 2011


I created a file called .Renviron and set R_LIBS_USER to the same path I had
set R_LIBS to. I put this file in
C:/Users/myusername/Documents/mysubdirectory. I also commented out the line
I had put in the Renviron.site file. Now I get the same error as I
originally got. When I put .Renvrion in C:/Users/myusername/Documents
instead, it does work, but the original reason I posted my question was my
desire to not have anything R (or BRugs) related directly in my
C:/Users/myusername/Documents folder. If there's a way to do this the
correct way without putting any files or folders in my
C:/Users/myusername/Documents folder as opposed to my
C:/Users/myusername/Documents/mysubdirectory folder or my C:/Program
Files/R/R-2.12.0, I'd still be interested in knowing how.


Prof Brian Ripley wrote:
> 
> For the record, this is not a good answer to the question (and the 
> real answer is 'explained fully' on the help page for .libPaths, and 
> also in the rw-FAQ, Q4.2).
> 
> If you move your personal library directory, you need to set the 
> environment variable R_LIBS_USER .
> 
> And personal (not site) environment variables should be set in 
> ~/.Renviron, not in Renviron.site.  If you want a site library, that 
> is explained fully in the references in my first paragraph.
> 
> On Thu, 3 Feb 2011, conor1725 wrote:
> 
>>
>>
>> David Winsemius wrote:
>>>
>>>
>>> On Jan 30, 2011, at 5:42 PM, conor1725 wrote:
>>>
>>>>
>>>> I am have installed R on Windows 7 machine. R got installed in the
>>>> directory
>>>> C:\Program Files\R\R-2.12.0. Then I installed the package BRugs
>>>> using the
>>>> install.packages command. I did not get an option during the
>>>> installation as
>>>> to what directory I wanted BRugs installed in. It ended up in
>>>> C:\myusername\Documents as C:\myusername\Documents\R\win-library
>>>> \2.12\BRugs.
>>>> When I open and R and run the command library(BRugs) it works fine.
>>>>
>>>> However, I would like to move the BRugs stuff out of my Documents
>>>> folder,
>>>> either to a subdirectory under Documents of my choosing or to
>>>> somewhere in
>>>> C:\Program Files\R\R-2.12.0. I tried just moving the whole folder and
>>>> subfolders R\win-library\2.12\... from Documents to a subfolder. I
>>>> don't
>>>> think this matters, but just to complete, there is also a folder
>>>> called Coda
>>>> with the BRugs folder in the 2.12 folder and of course there are
>>>> subfolders
>>>> and files under each of the folders Coda and BRugs. Then when I try
>>>> library(BRugs) I get the error message "Error in library(BRugs) :
>>>> there is
>>>> no package called 'BRugs'". So it seems R only knows to look for the
>>>> BRugs
>>>> package in it's original installation location.
>>>>
>>>> How can I get it to work having BRugs in one of my desired locations?
>>>
>>> Then you need to understand where R will be able to find your
>>> packages, and how one might change that:
>>>
>>> ?libPaths
>>>
>>> --
>>> David Winsemius, MD
>>> West Hartford, CT
>>>
>>>
>>
>> I'm posting a specific answer to my own question for the record since The
>> help for libPaths (actually should be ?.libPaths) doesn't explain this
>> fully. I created the file Renviron.site in the folder C:\Program
>> Files\R\R-2.12.0\etc and put the text R_LIBS =
>> C:/Users/myusername/Documents/.../R/win-library/2.12 in that file.  The
>> ...
>> represents the path for the subdirectory that I moved
>> R\win-library\2.12\...
>> to.
>> -- 
>> View this message in context:
>> http://r.789695.n4.nabble.com/Where-does-R-look-for-library-packages-there-is-no-package-called-BRugs-tp3247748p3259520.html
>> Sent from the R help mailing list archive at Nabble.com.
>>
>> ______________________________________________
>> R-help at r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-help
>> PLEASE do read the posting guide
>> http://www.R-project.org/posting-guide.html
>> and provide commented, minimal, self-contained, reproducible code.
>>
> 
> -- 
> Brian D. Ripley,                  ripley at stats.ox.ac.uk
> Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
> University of Oxford,             Tel:  +44 1865 272861 (self)
> 1 South Parks Road,                     +44 1865 272866 (PA)
> Oxford OX1 3TG, UK                Fax:  +44 1865 272595
> 
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide
> http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
> 
> 

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