cannot load application skin usigetskin failed

hello all i got a problem with avast that when im trying to start avast antivirus in the menu box it begans doing its thing as usual
checking the memomry and normally it switches to the avast control panel but now i get a error box saying ‘‘cannot load application skin usigetskin failed’’…can any1 tell me whats the matter?

thnx in advance

Try a repair of Avast.

And use the search function on this board. A lot of threads are giving possible solutions.