[ESS] BUG orgmode incompability

[Vitalie Spinu]

Thanks for spotting this. It was last-change-before-commit type of
mistake. Fixed now. 

As a (rather big) bonus you will have your R code source references
pointing directly into org-mode buffers, instead of "unknown at ddd" as
before.

   Vitalie


 >>> Andreas Leha on Fri, 18 Oct 2013 15:37:58 +0200 wrote:

 > Andreas Leha <andreas.leha at med.uni-goettingen.de> writes:
 >> Hi all,
 >> 
 >> I just upgraded ess from 13.05 to 13.09-1 (current git).
 >> 
 >> Now, evaluation from orgmode when in session mode fails.
 >> 
 >> Here is a test org file (do C-c C-c inside the src block):
 >> 
 >> * Test
 >> #+name: testblk
 >> #+begin_src R :session *dtrn*
 >> library("ggplot2")
 >> #+end_src
 >> 
 >> Here is the backtrace I get:
 >> 
 >> 
 >> Debugger entered--Lisp error: (wrong-type-argument stringp nil)
 >> file-name-nondirectory(nil)
 >> ess--make-source-refd-command(1 19 nil)
 >> ess-tracebug-send-region(#<process R> 1 19 nil "Eval buffer" buffer)
 >> ess-eval-region(1 19 nil "Eval buffer" buffer)
 >> ess-eval-buffer(nil)
 >> org-babel-R-evaluate-session("*dtrn*" "library(\"ggplot2\")" value ("replace") nil nil)
 >> org-babel-R-evaluate("*dtrn*" "library(\"ggplot2\")" value ("replace") nil nil)
 >> org-babel-execute:R("library(\"ggplot2\")" ((:comments . "") (:shebang . "")
 >> (:cache . "no") (:padline . "") (:noweb . "no") (:tangle . "no") (:exports
 >> . "code") (:results . "replace") (:hlines . "no") (:session . "*dtrn*")
 >> (:result-type . value) (:result-params "replace") (:rowname-names)
 >> (:colname-names)))
 >> org-babel-execute-src-block(nil)
 >> org-babel-execute-src-block-maybe()
 >> org-babel-execute-maybe()
 >> org-babel-execute-safely-maybe()
 >> run-hook-with-args-until-success(org-babel-execute-safely-maybe)
 >> org-ctrl-c-ctrl-c(nil)
 >> call-interactively(org-ctrl-c-ctrl-c nil nil)
 >> 
 >> 
 >> I get the same with `emacs -Q`.  If important, my orgmode version is
 >> 8.2.1 (release_8.2.1-113-g24c49a)
 >> 
 >> Regards,
 >> Andreas
 >> 

 > Just a short follow-up:  This is due to changes after the 13.09
 > release (ESSR package installation and loading, as I get it).

 > Best,
 > Andreas

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