\version "2.19.18" testDotListInclude = #(define-void-function (parser location path)(symbol-list?) (ly:parser-include-string parser "\\include \"included.ily\"")) % "#(ly:message \"\nThis message is done with ly:parser-include-string\n\n\")")) \testDotListInclude path.to.whatever % Use a proper list notation and everything is OK %\testDotListInclude #'(path to whatever) % Uncomment the following line and everything is OK %#(display "") % Uncomment any of the following (when the above is commented out) % to get different (weird) errors \markup "Anything" %\relative c' { c } %\transpose c e { c d e }