Am 2009-06-09 um 08:13 schrieb Richard Chonak:
>> Vyatcheslav, can you record all the output from your pdflualatex command, and add it to your e-mail?  It may contain an error message that would clarify why Lilypond is not being invoked successfully.

und Henning schrieb: 
> Unfortunately there's normally no error message if a binary isn't found/called.

Of course; but in my case last week, lilypond was being found and called with an obsolete command-line switch, so it did produce an error message.

--RC