[olug] bad SD card

Kelly Williams kellywilliams81 at gmail.com
Sun Dec 26 17:08:54 UTC 2010

I had a problem like this before I had to zero it out with boot nuke and 
then i worked just fine after that. I think it could be something 
corrupted on the SD chip.


On 12/24/2010 11:15 PM, Jordan Fox wrote:
> I'd second trying another reader.  If that doesn't work and the card
> is still recognized and readable but isn't formatted, something
> probably got messed with the file system.  Test Disk may work to help
> you recover files (I've never used it, but have heard great things).
> Another program that works well, but you'll need to do some research
> to properly use, is scalpel.  First, I'd create an image of the disk
> using dd - you'll probably have to use ddrescue instead of dd.
> ddrescue was made to work nearly the same as dd, but it tries harder
> to properly read data and instead of ending execution when it
> encounters a read error, it continues running.
> http://www.gnu.org/software/ddrescue/ddrescue.html
> http://www.cgsecurity.org/wiki/TestDisk
> http://www.digitalforensicssolutions.com/Scalpel/
> Jordan
> On Fri, Dec 24, 2010 at 4:59 PM, Brady Cox<brady.cox at gmail.com>  wrote:
>> Yeah, I'd definitely try another card reader.
>> On Fri, Dec 24, 2010 at 4:51 PM, Tim&  Alethea Larson
>> <thelarsons3 at cox.net>  wrote:
>>> Anyone have an idea how to recover files/photos from an SD card that my
>>> camera says is now unformatted?  If it's even possible...  I've tried a
>>> couple free programs I found (PhotoRec, Exif Untrasher, CardRescue) but none
>>> of them seemed to see the card when the camera was hooked up.  I wonder if I
>>> need to have a regular card reader attached.
>>> Thanks,
>>> Tim
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