 --> [ local path prefix ]/port_instance/undef_command_recv.fpp:3:3
  |
3 |   command recv port cmdIn
  |   ^^^^^^^^^^^^^^^^^^^^^^^ cannot find port `Fw` in scope

 --> [ local path prefix ]/port_instance/undef_command_recv.fpp:3:3
  |
3 |   command recv port cmdIn
  |   ^^^^^^^^^^^^^^^^^^^^^^^ not a port symbol

