what's the matter on my mp3 player？

[nerrisa]

about a couple days ago，my mp3 player stop working .well, the problem is, Now it does not display the list of songs, nor does it play anything. When I try the single file mode, it works. Nothing has been changed. The hosts have done an upgrad on the database, but nothing else I am aware of has changed. i need help ulgently!any help will be greatly appreciated!

 

[hang-the-9]

What's the brand and model? See if there is a firmware update for it from the vendor support page.