hi everyone ,,

here i have problem with my skype software ,i ' m unable to send data ,i can receive data from others but i can't send data ( photo,video or any attachment) to others .

when i try to send any file on skype to another contact then skype got disappears from the desktop and i have to start it again .Even i can't change my avatar there , or pic (profile pic)..

it is occurring from few months back ,in the beginning it was running very well

so help me if anyone know about that problem ,,,