%Error: t/t_interface_modport_bad.v:24:9: Modport not found under interface 'ifc': 'oop_modport'
                                        : ... Suggested alternative: 'out_modport'
   24 |     ifc.oop_modport isub,   
      |         ^~~~~~~~~~~
        ... See the manual at https://verilator.org/verilator_doc.html?v=latest for more assistance.
%Error: Exiting due to