if (scm_is_string (wb))
{
- SCM smp = get_property ("measurePosition");
-
- Moment mp = (unsmob_moment (smp)) ? *unsmob_moment (smp) : Moment (0);
+ Moment mp (robust_scm2moment (get_property ("measurePosition"),Moment (0));
if (mp.main_part_ == Rational (0))
{
SCM bn = get_property ("currentBarNumber");