Otherwise it is an insured crash when the device (for me as a K10D) tries to write a file by fragmenting it. It was a splendid message "unable to access this" reading and sometimes "not record" write and read errors when you want to copy the map from an external drive. Over 20 lost picture as ... An exchange dealer at my map I thought defective nothing changed, same problem with two sets of cards quite different.
Avoid it if we need to make the interval in time.
