On Sun, Sep 04, 2022 at 11:01:30AM -0400, Rick Womer wrote: > Last spring we took a walk in Morris Arboretum, where the spring blossoms > offered lots of photographic fodder. Alas, when I got home, the card had > thumbnail JPGs on it, but no DNG files. As usual I erased the card (SanDisk > Extreme Pro) in the camera after transferring the files to my computer. > > Last week we toured Winterthur, a beautiful DuPont estate about an hour away. > Again I took about a hundred photos. When i put the SD card into the reader, > I got a screen full of thumbnails from Winterthur and the flea market in the > parik a couple of weeks ago, all stirred together (even though the card had > been erased). No DNGs. > > I have four SD cards, of which three were indistinguishable until I numbered > them yesterday. I checked each of them with the Mac Disk Utility, and they > all passed. > > Any ideas apart from buying a new set of cards? Is there any way to > distinguish a card failure from a camera failure? > > Rick
The most obvious reason for a perfectly readable card to contain only JPGs, no DNGs, is that the camera has somehow got set to only write JPGs. I assume you checked that, but ... (Or, depending on which camera body you have, to write JPGs to one card, and DNGs to a different card) -- %(real_name)s Pentax-Discuss Mail List To unsubscribe send an email to pdml-le...@pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.