Mp4 Disk error

how do u fix Disc error on MP4.All i can do is go on the radio,stupid games, and setup sections

after i accidentally deleted the movie folder,my mp4 cant play movies, I’ve tried every movie type and it still says empty disk please help.(peteryg2000@hotmail.com)

i have a mp4 ipod..after downloaded a songs i got a error says empty disk..

i have a mp4 ipod..after downloaded a songs i got a error says empty disk..