Re: need help

[Malte Meyn]

Am 04.11.2016 um 22:11 schrieb Peter Lavetti:
> Processing `/Users/peterlavetti/Desktop/Untitled.ly'
> Parsing...
> /Users/peterlavetti/Desktop/Untitled.ly:1: warning: no \version statement 
> found, please add
>
> \version "2.18.2"
>
> for future compatibility
> Success: compilation successfully completed
>
> No PDF ever pops up. Nothing else happens.

According to the log this ly file doesn’t produce a PDF, maybe it has 
only definitions but no actual music in it? Try this one, it should 
output a PDF with a single staff containing a whole middle c:

\version "2.18.2"
{ c'1 }