John,

I have no experience with the development version of org-mode. Try
activating 'enter debugger on error' flag to see where exactly it runs into
problems. Also try launching R first in ess so that there is active R
session available to babel.

Regards,
Alex


On Fri, Jun 29, 2012 at 10:24 AM, John Hendy <jw.hendy@gmail.com> wrote:

> On Fri, Jun 29, 2012 at 9:59 AM, Alexander Vorobiev
> <alexander.vorobiev@gmail.com> wrote:
> > John,
> >
> > Do you have native Windows emacs or cygwin emacs? I use native emacs on
> XP
> > with the latest released ess and org-mode, and have no problems with
> calling
> > R from babel. I do not set the  org-babel-R-command which has its default
> > value "R --slave --no-save" and let ess find path to R on my system.
> >
>
> I installed native Windows and compile org-mode from git with that no
> compiler worg ditty.
> -- http://orgmode.org/worg/org-hacks.html#compiling-org-without-make
>
> Actually, in finding that page, it looks like it's been updated. I've
> been using that compile-org lisp code in .emacs and now it appears
> that functionality is included by default. Maybe I'll update via git
> and use the built in stuff to see if that helps?
>
> Like I said, setting org-babel-R-command makes no difference
> (commenting it out and re-loading .emacs still produces the error).
>
> Also, ess, as posted below, *does* seem to find my installed R
> versions, so it doesn't seem to be an ess issue?
>
>
> Any other suggestions to try?
> John
>
> > Regards,
> > Alex
> >
> >
> > On Thu, Jun 28, 2012 at 12:46 PM, John Hendy <jw.hendy@gmail.com> wrote:
> >>
> >> I typically use orgmode + babel on Linux and have no problems. Trying
> >> to run on Windows 7 and having issues...
> >>
> >> The pertinent bits from .emacs:
> >> ----------
> >> ;; setup babel
> >> (add-to-list 'load-path "~/.emacs.d/ess-12.04/lisp")
> >> (require 'ess-site)
> >> (setq org-babel-R-command "C:/Program\ Files/R/R-2.15.0/bin/R")
> >> (org-babel-do-load-languages
> >>  'org-babel-load-languages
> >>  '((latex . t)
> >>   (R . t)))
> >> ----------
> >>
> >> When I try to execute a simple R src block, I get: "The system cannot
> >> find the path specified." I get the same with or without setting the
> >> org-babel-R-command path and with or without using R.exe instead of
> >> just R.
> >>
> >> There's an *ESS* buffer that /appears/ to be finding the versions of R
> >> on my machine:
> >> ----------
> >> [ess-site.el]: ess-customize-alist=nil
> >> [ess-site.el _2_]: ess-customize-alist=nil
> >> (R): ess-r-versions-create making M-x defuns for
> >>  R-2.15.0-64bit
> >>  R-2.14.1-64bit
> >> ----------
> >>
> >> Any suggestions?
> >>
> >>
> >> Best regards,
> >> John
> >>
> >
>