(stop_translation_timestep): don't

crash if spacing_ is nonexistent.

diff --git a/lily/spacing-engraver.cc b/lily/spacing-engraver.cc
index d544410227cff4d0ef252a933a8a8c0ebf94ea48..c35d5fe98b08abbe2412bb7ce13230fb887c7fb8 100644 (file)
--- a/lily/spacing-engraver.cc
+++ b/lily/spacing-engraver.cc
@@ -170,10 +170,14 @@ Spacing_engraver::stop_translation_timestep ()
   Paper_column *musical_column
     = dynamic_cast<Paper_column *> (unsmob_grob (get_property ("currentMusicalColumn")));
 
-  musical_column->set_object ("spacing", spacing_->self_scm ());
-  unsmob_grob (get_property ("currentCommandColumn"))
-    ->set_object ("spacing", spacing_->self_scm ());
 
+  if (spacing_)
+    {  
+      musical_column->set_object ("spacing", spacing_->self_scm ());
+      unsmob_grob (get_property ("currentCommandColumn"))
+       ->set_object ("spacing", spacing_->self_scm ());
+    }
+  
   SCM proportional = get_property ("proportionalNotationDuration");
   if (unsmob_moment (proportional))
     {