don't add as Axis_group_interface::add_element (delim_,),
because that would set the parent as well */
- Pointer_group_interface::add_element (delim_, "elements", inf.grob_l_);
+ Pointer_group_interface::add_element (delim_, ly_symbol2scm ("elements"), inf.grob_l_);
}
else if (System_start_delimiter::has_interface (inf.grob_l_))
{