problem in itunes??????????????????

[shadeoflove2001]

hey guys,
i have a problem in itunes cover flow view it shows up black although the grid and the list views works fine but just cover flow view shows up black and my album covers doesn't appear just black

how can i solve this ???????????????? :(:(:(:(:(:(:(:(:(

[dirt farmer]

Beats me!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!