#5. "RE: D5100 and Lexar Platinum 11 SDHC memory card" In response to In response to 4
>I bought a high capacity card ad a photography show and had >the same problem. It was the house brand of a local camera >chain so they exchanged it without question. For a replacement >I got a two new cards (I think they were SanDisk). Befor using >it to take any real pictures, I put the camera in continuous >mode and proceded to run out a thousand or so shots on each >card to fill them up to be sure they were completely good. (I >had tried this with the bad card and it sometimes failed a few >shots into the run, sometimes a couple hundred shots and once >at about 800 shots). So, if you don't feel comfortable with >the card, you might want to try that.
That's an excellent idea! I'll give it a go when I go into town and get my replacement card