Greetings. The appended R code fragment executes without problem in an ESS buffer, but it hangs indefinitely when I try to execute it directly from the Org buffer via C-c C-c.
The solution is to add the trailing newline in the "noteToSelf" variable: noteToSelf <- "Buy low.\nSell high.\n" Obviously this isn't a big deal from my perspective, but it did surprise me, and it does seem inconsistent. BTW, I've appended also the details of my own (linux) configuration, but I tried the same thing on a different OS (Mac OS 10.6.8) and got the same results. -- Mike ###### Org code that exhibits error #+BABEL: :session *R* :cache yes :results output verbatim :exports both :tangle yes * This is a test #+begin_src R x <- 42 noteToSelf <- "Buy low.\nSell high." cat(noteToSelf) print("All done now") #+end_src ###### My set-up Emacs : GNU Emacs 23.2.1 (x86_64-redhat-linux-gnu, GTK+ Version 2.24.4) of 2011-05-23 on x86-12.phx2.fedoraproject.org Package: Org-mode version 7.7 (release_7.7.328.g1a97) current state: ============== (setq org-export-latex-after-initial-vars-hook '(org-beamer-after-initial-vars) org-structure-template-alist '(("r" "#+begin_src R\n\n#+end_src" "<src lang=\"R\">\n\n</src>") ("S" "#+BEGIN_SRC ?\n\n#+END_SRC" "<src lang=\"?\">\n\n</src>") ("s" "#+begin_src ?\n\n#+end_src" "<src lang=\"?\">\n\n</src>") ("e" "#+begin_example\n?\n#+end_example" "<example>\n?\n</example>") ("q" "#+begin_quote\n?\n#+end_quote" "<quote>\n?\n</quote>") ("v" "#+begin_verse\n?\n#+end_verse" "<verse>\n?\n/verse>") ("c" "#+begin_center\n?\n#+end_center" "<center>\n?\n/center>") ("l" "#+begin_latex\n?\n#+end_latex" "<literal style=\"latex\">\n?\n</literal>") ("L" "#+latex: " "<literal style=\"latex\">?</literal>") ("h" "#+begin_html\n?\n#+end_html" "<literal style=\"html\">\n?\n</literal>") ("H" "#+html: " "<literal style=\"html\">?</literal>") ("a" "#+begin_ascii\n?\n#+end_ascii") ("A" "#+ascii: ") ("i" "#+index: ?" "#+index: ?") ("I" "#+include %file ?" "<include file=%file markup=\"?\">")) org-speed-command-hook '(org-speed-command-default-hook org-babel-speed-command-hook) org-agenda-files '("~/Documents/scratch.org") org-babel-load-languages '((emacs-lisp . t) (R . t) (python . t) (sh . t) (latex . t) (C . t) (octave \.t)) org-metaup-hook '(org-babel-load-in-session-maybe) org-after-todo-state-change-hook '(org-clock-out-if-current) org-babel-tangle-lang-exts '(("C++" . "cpp") ("latex" . "tex") ("python" . "py") ("emacs-lisp" . "el")) org-export-blocks-postblock-hook '(org-exp-res/src-name-cleanup) org-export-latex-format-toc-function 'org-export-latex-format-toc-default org-tab-first-hook '(org-hide-block-toggle-maybe org-src-native-tab-command-maybe org-babel-hide-result-toggle-maybe) org-src-mode-hook '(org-src-babel-configure-edit-buffer org-src-mode-configure-edit-buffer) org-confirm-shell-link-function 'yes-or-no-p org-export-first-hook '(org-beamer-initialize-open-trackers) org-agenda-before-write-hook '(org-agenda-add-entry-text) org-blank-before-new-entry nil org-babel-pre-tangle-hook '(save-buffer) org-cycle-hook '(org-cycle-hide-archived-subtrees org-cycle-hide-drawers org-cycle-show-empty-lines org-optimize-window-after-visibility-change) org-export-preprocess-before-normalizing-links-hook '(org-remove-file-link-modifiers) org-mode-hook '(#[nil "\300\301\302\303\304$\207" [org-add-hook change-major-mode-hook org-show-block-all append local] 5] #[nil "\300\301\302\303\304$\207" [org-add-hook change-major-mode-hook org-babel-show-result-all append local] 5] org-babel-result-hide-spec org-babel-hide-all-hashes) org-ctrl-c-ctrl-c-hook '(org-babel-hash-at-point org-babel-execute-safely-maybe) org-confirm-elisp-link-function 'yes-or-no-p org-export-interblocks '((lob org-babel-exp-lob-one-liners) (src org-babel-exp-inline-src-blocks)) org-clock-out-hook '(org-clock-remove-empty-clock-drawer) org-occur-hook '(org-first-headline-recenter) org-from-is-user-regexp "\\<Michael Hannon\\>" org-export-preprocess-before-selecting-backend-code-hook '(org-beamer-select-beamer-code) org-confirm-babel-evaluate 'my-org-confirm-babel-evaluate org-export-latex-final-hook '(org-beamer-amend-header org-beamer-fix-toc org-beamer-auto-fragile-frames org-beamer-place-default-actions-for-lists) org-metadown-hook '(org-babel-pop-to-session-maybe) org-export-blocks '((src org-babel-exp-src-block nil) (comment org-export-blocks-format-comment t) (ditaa org-export-blocks-format-ditaa nil) (dot org-export-blocks-format-dot nil)) )