Comment 2 for bug 830185

StacktraceTop:
 gtk_tree_model_get_valist (tree_model=0x16c6d60, iter=0x7fff0879b1f0, var_args=0x7fff0879b088) at /build/buildd/gtk+3.0-3.1.12/./gtk/gtktreemodel.c:1735
 gtk_tree_model_get (tree_model=0x16c6d60, iter=0x7fff0879b1f0) at /build/buildd/gtk+3.0-3.1.12/./gtk/gtktreemodel.c:1697
 open_selected_bookmark (sidebar=0x1930200, model=0x16c6d60, iter=0x7fff0879b1f0, flags=0) at nautilus-places-sidebar.c:1792
 bookmarks_key_press_event_cb (widget=<optimized out>, event=<optimized out>, sidebar=0x1930200) at nautilus-places-sidebar.c:2523
 _gtk_marshal_BOOLEAN__BOXED (closure=0x1988b30, return_value=0x7fff0879b3f0, n_param_values=<optimized out>, param_values=0x188ba90, invocation_hint=<optimized out>, marshal_data=<optimized out>) at /build/buildd/gtk+3.0-3.1.12/./gtk/gtkmarshalers.c:85