[R-SIG-Mac] ‘package ‘XML’ is not installed for 'arch=x86_64'’

[Dan Tenenbaum]

On Thu, Sep 27, 2012 at 6:32 PM, John Maindonald
<john.maindonald at anu.edu.au> wrote:
> That is odd. I can do:
>
>> library(XML)
>> sessionInfo()
> R version 2.15.1 (2012-06-22)
> Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
>
> locale:
> [1] en_AU.UTF-8/en_AU.UTF-8/en_AU.UTF-8/C/en_AU.UTF-8/en_AU.UTF-8
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets
> [6] methods   base
>
> other attached packages:
> [1] XML_3.9-4
>
> loaded via a namespace (and not attached):
> [1] tools_2.15.1
>
> Also under help(package='XML'), go to the Description file, I see:
>   Date/Publication: 2012-01-31 07:37:18
>   Built: R 2.15.0; universal-apple-darwin9.8.0; 2012-03-31 00:12:17 UTC; unix
>   Archs: i386, ppc, x86_64
>
> I've not compiled it.  But maybe there is a risk that if I try to do anything with
> it, it will fail?   Is the difference that I have a 2.15.0 build?

There is a Mac binary for XML on CRAN:
http://cran.r-project.org/web/packages/XML/index.html

Dan


>
> John Maindonald             email: john.maindonald at anu.edu.au
> phone : +61 2 (6125)3473    fax  : +61 2(6125)5549
> Centre for Mathematics & Its Applications, Room 1194,
> John Dedman Mathematical Sciences Building (Building 27)
> Australian National University, Canberra ACT 0200.
> http://www.maths.anu.edu.au/~johnm
>
> On 28/09/2012, at 10:24 AM, Simon Urbanek <simon.urbanek at r-project.org> wrote:
>
>>
>> On Sep 27, 2012, at 6:25 PM, <Ricardo.Julio.Rodriguez.Fernandez at sergas.es> wrote:
>>
>>> Hi,
>>>
>>> I'm trying to confirm I understand how packages are installed and manage in R to be able to better interpret error/warning messages.
>>>
>>> In a Mac OS X installation of R I get this error:
>>>
>>>> require(XML)
>>> Loading required package: XML
>>> Failed with error:  ‘package ‘XML’ is not installed for 'arch=x86_64'’
>>>
>>> But the graphical interface R Package Installer says that version 3.9-4 is installed.
>>>
>>
>> It is installed, but only for 32-bit and you are trying to load it in 64-bit R.
>>
>>
>>> Please, where am I wrong?
>>
>> Use 32-bit R or if you want to use XML in 64-bit R, you have to compile it for 64-bit. AFAICS XML currently doesn't pass checks on any platform, so there are no binaries and you have to compile it from sources. If you want both 32-bit and 64-bit you'll have to use --merge-multiarch INSTALL option or use the two-step process described in the Mac FAQ.
>>
>> Cheers,
>> Simon
>>
>>
>>> Thanks!
>>>
>>>
>>>> sessionInfo()
>>> R version 2.15.1 (2012-06-22)
>>> Platform: x86_64-apple-darwin9.8.0/x86_64 (64-bit)
>>>
>>> locale:
>>> [1] en_GB.UTF-8/en_GB.UTF-8/en_GB.UTF-8/C/en_GB.UTF-8/en_GB.UTF-8
>>>
>>> attached base packages:
>>> [1] graphics  grDevices utils     datasets  stats     methods   base
>>>
>>> other attached packages:
>>> [1] foreign_0.8-50
>>>
>>> loaded via a namespace (and not attached):
>>> [1] tools_2.15.1
>>>>
>>>
>>>
>>>
>>> --
>>> Ricardo Rodríguez
>>> Research Management and Promotion Technician
>>> Technical Secretariat
>>> Health Research Institute of Santiago de Compostela (IDIS)
>>> http://www.idisantiago.es
>>>
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