I have experienced the exact same issues as most and Nick B. In addition my DXO DNG files behave similarly.
And as also noted, pressing the space bar for a quick preview is not working either for all these same files.
Hopefully Nikon will fix this as it does get in my way.
And as also noted, pressing the space bar for a quick preview is not working either for all these same files.
Hopefully Nikon will fix this as it does get in my way.