Solved - upgraded ESS from 12.04 to 12.09 and it is now working.
Hiwhen I want to edit an R source block, I get the following error, but the indirect buffer opens:org-mode fontification error [6 times]byte-code: Language mode `R-mode' fails with: hs-minor-modeBut after this, Cc ' does not work anymore to close this buffer.It works for shEss is installed and is working.Any suggestions?RainerEmacs : GNU Emacs 24.2.1 (i686-pc-linux-gnu, GTK+ Version 2.24.13)of 2012-11-06 on dubnium, modified by DebianPackage: Org-mode version 7.9.2 (release_7.9.2-695-g31d24a @ /home/rkrug/.emacs.d/org-mode/lisp/)current state:==============(setqorg-ctrl-c-ctrl-c-hook '(org-babel-hash-at-point org-babel-execute-safely-maybe)org-export-latex-packages-alist '(("" "color") ("" "listings"))org-src-fontify-natively torg-plantuml-jar-path "/home/rkrug/jar/plantuml.jar"org-export-kill-product-buffer-when-displayed torg-ellipsis "〖 ✎ 〗"org-export-preprocess-before-selecting-backend-code-hook '(org-beamer-select-beamer-code)org-tab-first-hook '(org-hide-block-toggle-maybe org-src-native-tab-command-maybeorg-babel-hide-result-toggle-maybe org-babel-header-arg-expand)org-cycle-hook '(org-cycle-hide-archived-subtrees org-cycle-hide-drawersorg-cycle-hide-inline-tasks org-cycle-show-empty-linesorg-optimize-window-after-visibility-change)org-agenda-before-write-hook '(org-agenda-add-entry-text)org-confirm-babel-evaluate nilorg-speed-command-hook '(org-speed-command-default-hook org-babel-speed-command-hook)org-src-window-setup 'current-windoworg-babel-pre-tangle-hook '(save-buffer)org-occur-hook '(org-first-headline-recenter)org-structure-template-alist '(("lua" "#+begin_src lua \n ?\n#+end_src""<src lang=\"lua\">\n\n</src>")("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>")("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-metaup-hook '(org-babel-load-in-session-maybe)org-confirm-elisp-link-function 'yes-or-no-porg-export-latex-format-toc-function 'org-export-latex-format-toc-defaultorg-hide-leading-stars torg-export-preprocess-before-normalizing-links-hook '(org-remove-file-link-modifiers)org-ctrl-k-protect-subtree "ask"org-clock-out-hook '(org-clock-remove-empty-clock-drawer)org-export-first-hook '(org-beamer-initialize-open-trackers)org-mode-hook '((lambda nil (local-set-key " \357" (quote org-mime-org-buffer-htmlize)))#[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-directory "~/Documents/orgfiles"org-from-is-user-regexp "\\<Rainer M Krug\\>"org-export-latex-final-hook '(org-beamer-amend-header org-beamer-fix-tocorg-beamer-auto-fragile-framesorg-beamer-place-default-actions-for-lists)org-export-latex-listings torg-export-latex-after-initial-vars-hook '(org-beamer-after-initial-vars)org-metadown-hook '(org-babel-pop-to-session-maybe)org-startup-indented torg-src-mode-hook '(org-src-babel-configure-edit-buffer org-src-mode-configure-edit-buffer)org-after-todo-state-change-hook '(org-clock-out-if-current)org-babel-tangle-lang-exts '(("latex" . "tex") ("emacs-lisp" . "el"))org-confirm-shell-link-function 'y-or-n-p)--
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, UCT), Dipl. Phys. (Germany)
Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa
Tel : +33 - (0)9 53 10 27 44
Cell: +33 - (0)6 85 62 59 98
Fax (F): +33 - (0)9 58 10 27 44
Fax (D): +49 - (0)3 21 21 25 22 44
email: Rainer@krugs.de
Skype: RMkrug