On Sat, 2019-04-20 at 14:04 +0200, Jakob Schöttl wrote:
> Hi,
> I'm trying (second attempt), to setup orgmode to export PDFs with images 
> generated by Babel/LilyPond.
> I followed the setup instructions here:
> https://orgmode.org/worg/org-contrib/babel/languages/ob-doc-lilypond.html
> I have
> a recent emacs (Arch Linux),
> ~/.emacs file with
> (org-babel-do-load-languages
>    'org-babel-load-languages
>    '((lilypond t)))
> (although I saw many other snippets where there is a "." between the 
> (lilypond t)). I tried both variants.
> I tried also tried (require 'lilypond) instead 
> org-babel-do-load-languages which caused an error.
> I pressed C-c C-e l p -> "PDF file produced."
> But no images are generated and no images appear in the PDF. Only plain 
> source code.
> Any ideas?
> Thank you!
> - Jakob

I too, find the Setup instructions at 
difficult to interpret. 

This page says under Setup; 
- must be on a very recent version of org-mode 
- ob-lilypond is also included in the latest Org-mode by default (it seems its 
- add lilypond to your list of babel languages 

My Org-mode version 9.1.9  Emacs version 26.3 

lilypond has been added to my list of babel languages 

I found lilypond-mode.el  and syntax is colored, that seems to work 

I have grabbed recent  ob-babel-lilypond.el  from github, and put 
that into /usr/share/emacs/site-lisp/  

How or where do I load  ob-babel-lilypond.el   ? 

Presently, I cannot tangle the org lilypond examples, and have no M-x ly-*  

Raw text Lilypond will compile and output OK. And org LaTeX export is working. 

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