snowPic74: i installed the update, but still can't work with the NEF Files of my Nikon D600. Still marked as unsupported Fileformat. In the browser where i select the files for import, i can see he pic, but when imported, it's unsupported. Caan somebody help me?OSX Mountanlion, Apperture 3.4.1, with the RAW Update 4.0.1 listed as installed.
Try to reprocess your originals from the "Photos" menu.