Thanks for the replies. We just re-photographed the subjects on the corrupt card. It's in the trash

I don't think it's a fake. I have used it for 3 years now without issue.

New member here with a very strange scenario - and I need help if at all possible. I photographed about 600ish images today (Canon 6D, Sony 64GB SD card) between 9 a.m. and 4 p.m. today. At around 12 p.m., I powered the camera off and went to offload the first batch of mages onto my laptop. It said ...