Nope, I was wrong, it is still there :( It might relate to the D300s configuration, going back from two memory cards to just the CF one prompted similar error messages, but re-trying the camera switch made it operate.
Nope, I was wrong, it is still there :( It might relate to the D300s configuration, going back from two memory cards to just the CF one prompted similar error messages, but re-trying the camera switch made it operate.