I am sorry for my misunderstood but I put (require 'org) in my .emacs and there is no change. 2012/12/10 Eric Schulte > As I mentioned in my previous message you have to require Org-mode > before executing the following snippet. Try > > (require 'org) > (org-babel-do-load-languages > 'org-babel-load-languages > '((perl . t))) > > flav writes: > > > still an issue : > > > > > > Debugger entered--Lisp error: (void-function org-babel-do-load-languages) > > (org-babel-do-load-languages (quote org-babel-load-languages) (quote > > (...))) > > eval-buffer(# nil "/home/flav/.emacs" nil t) ; Reading > > at bu$ > > load-with-code-conversion("/home/flav/.emacs" "/home/flav/.emacs" t t) > > load("~/.emacs" t t) > > #[nil "^H\205\264^@ \306=\203^Q^@\307^H\310Q\2027^@ > > \311=\2033^@\312\307\31$ > > command-line() > > normal-top-level() > > > > > > 2012/12/10 Eric Schulte > > > >> (org-babel-do-load-languages > >> 'org-babel-load-languages > >> '((perl . t))) > >> > > -- > Eric Schulte > http://cs.unm.edu/~eschulte > -- flav