I was told that Nikon has discovered an issue where using some ProGrade Cobalt CFexpress memory cards (available at Adorama and B&H) could display a card error and the card will be unusable. Has anyone experienced something similar? I am guessing that Nikon will be releasing a firmware update to fix this issue. Update #1: … Continue reading Some ProGrade Cobalt CFexpress memory cards may not work with Nikon Z cameras