Digital camera memory cards how failure to do?

My memory card fitted with cameras after the show in memory is full, open to the playback file does not show files, video files opened to display the wrong format.Format to format and display a failure.Dubu Chu into the computer.How should I do? Prior to good use.

For ……even if the yuan is now 2G may be your memory card out of the proposed purchase Looking for new manufacturers or merchants.