/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1997--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
sym_string = ly_symbol2string (rsym);
string orig_string;
- if (Grob::unsmob (l->get_property ("cause")))
+ if (Grob::is_smob (l->get_property ("cause")))
orig_string = Grob::unsmob (l->get_property ("cause"))->name ();
programming_error (to_string ("No spacing entry from %s to `%s'",