Fantastic, it seemed to work like a charm. I also had
to install the pywin32 module. Many thanks to those
who replied!
-Hans
--- Gregory Warnes <[EMAIL PROTECTED]> wrote:
> During the installation of R, there is an option (on
> by default) to
> set the R registry entries. If, for some reason,
> this gets
> unchecked, it doesn't happen.
>
> In any case, the problem can be solved by properly
> setting the RHOME
> environment variable. The RHOME environment
> variable should point to
> the root of the R installation path, as reported by
> executing the
> command
>
> /path/to/the/executable/R.exe RHOME
>
> -Greg
>
>
>
> On Jan 25, 2008, at 12:56AM , Alex Mandel wrote:
>
> > H Nesse wrote:
> >> Howdy, I ran into a rather odd problem installing
> rpy
> >> on one computer (I have used it to great success
> on
> >> another). Every time I try and import rpy (in
> IDLE or
> >> command line) I get the message "Unable to
> determine R
> >> version from the registry. Trying another
> method."
> >> This is then followed by a usual python error
> message:
> >>
> >> Traceback (most recent call last):
> >> File "<pyshell#0>", line 1, in <module>
> >> from rpy import *
> >> File "C:\Python25\Lib\site-packages\rpy.py",
> line
> >> 53, in <module>
> >> RHOME = rpy_tools.get_R_HOME()
> >> File
> "C:\Python25\lib\site-packages\rpy_tools.py",
> >> line 58, in get_R_HOME
> >> raise RuntimeExecError("Couldn't execute the
> R
> >> interpreter.\n"
> >> NameError: global name 'RuntimeExecError' is not
> >> defined
> >>
> >> I've tried reintalling python (2.5.1), and R
> (first
> >> used 2.2.1(?), changed to 2.6.1 on reinstall),
> with no
> >> luck. The computer is older DELL laptop running
> >> windows XP. Any ideas on what might be going
> amiss,
> >> and what to do to fix it?
> >>
> >> Many thanks,
> >>
> >> -Hans Nesse
> >>
> >>
> >
> > Try setting a system or user variable for R_HOME
> that points to your
> > installed version of R. I can't remember if it
> needs the path where
> > the
> > exe is or the path including the exe.
> >
> > Some computers just don't setup the paths or
> registry right on
> > install.
> > Alex
> >
> >
>
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>
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