Re: Issue 1902 in lilypond: scheme engravers cause "warning: Attempting to remove nonexisting listener."

[lilypond]

Comment #5 on issue 1902 by address@hidden: scheme engravers cause "warning:  
Attempting to remove nonexisting listener."
http://code.google.com/p/lilypond/issues/detail?id=1902

Strike the whitespace error (there is actually an embarrassing number of  
them in parser.yy): the complaint occured during reverse patch, so it was  
about a whitespace error getting removed.