[Qgis-user] RE: manageR doesn't work well

[Václav Řehák]

Hi,

a very common source of problems with R and QGIS is not having the
"bin" folder of C:\Program Files\R-x.y in your PATH environment
variable. It is necessary and not created by R installation
automatically.

Vaclav

2011/5/22 Carson Farmer <carson.farmer at gmail.com>:
> hmm, Ok, well the only other thing I can think of is that you might
> need to install the following packages:
>
> install.packages(c("sp", "rgdal"))
>
> Carson
>
> On Sun, May 22, 2011 at 3:22 PM, burton449 <burton.1 at sympatico.ca> wrote:
>> Hi Carson,
>>
>> Sorry, my mistake, I use R 2.11.0 because in this version the executable are
>> stored in a subdirectory that rpy2 can read. Newer version of R its not
>> working with rpy2. I will try your trick to change the code in the
>> __init__.py but I dont think it would solve my problem. Actually manageR is
>> loading in QGIS but its not working properly.
>>
>> Thank you
>> Maxime
>>
>> ________________________________
>> Date: Sun, 22 May 2011 06:11:10 -0700
>> From: [hidden email]
>> To: [hidden email]
>> Subject: Re: manageR doesn't work well
>>
>> Hi Maxime,
>>
>>> Im using manageR 1.0, QGIS 1.7 and 1.6 and R 1.11.0 on Windows 7
>> Are you sure you're using R 1.11.0? That's a pretty old version! Also,
>> which version of rpy2 are you using? Furthermore, I attach an email
>> from another manageR using with a possible solution for Windows 7
>> issues:
>>
>> I had a problem getting ManageR to run on QGIS 1.60 (OSGeoW4 install)
>> with R-2.12.1 (32 bit) on Windows 7 64 bit systems. Rpy2 complained
>> about not finding R.dll.
>> Newer versions of R place the executable files in a new subdirectory,
>> i386, below the bin directory on Windows 7 systems.
>>
>> After searching the net for a while, I finally found the following
>> post, which seems to fix the problem:
>> http://www.mail-archive.com/rpy-list@.../msg02779.html
>>  Try adding these two lines to rinterface/__init__.py
>>     # Load the R dll using the explicit path
>>     # First try the bin dir:
>>     Rlib = os.path.join(R_HOME, 'bin', 'R.dll')
>>     # Try bin/i386 subdirectory seen in R 2.12.0  ## ADDED ##
>>     if not os.path.exists(Rlib):                ## ADDED ##
>>       Rlib = os.path.join(R_HOME, 'bin', 'i386', 'R.dll')  ## ADDED ##
>>     # Then the lib dir:
>>     if not os.path.exists(Rlib):
>>       Rlib = os.path.join(R_HOME, 'lib', 'R.dll')
>>     # Otherwise fail out!
>>     if not os.path.exists(Rlib):
>>       raise RuntimeError("Unable to locate R.dll within %s" % R_HOME)
>>
>> Hope that helps a bit,
>>
>> Carson
>>
>> --
>> Carson J. Q. Farmer
>> ISSP Doctoral Fellow
>> National Centre for Geocomputation
>> National University of Ireland, Maynooth,
>> http://www.carsonfarmer.com/
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>
>
>
> --
> Carson J. Q. Farmer
> ISSP Doctoral Fellow
> National Centre for Geocomputation
> National University of Ireland, Maynooth,
> http://www.carsonfarmer.com/
> _______________________________________________
> Qgis-user mailing list
> Qgis-user at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/qgis-user
>