 --> [ local path prefix ]/port_instance/undef_event.fpp:3:3
  |
3 |   event port eventOut
  |   ^^^^^^^^^^^^^^^^^^^ cannot find port `Fw` in scope

 --> [ local path prefix ]/port_instance/undef_event.fpp:3:3
  |
3 |   event port eventOut
  |   ^^^^^^^^^^^^^^^^^^^ not a port symbol

