Problem with loading image

Hi everyone, i'm new to fckeditor.

Currently i click on 'insert/edit image" button, under "image infor" tab...
click on "Browser Server" , and the rescources browser pops out with a text box says
"Error creating folder ; D:/Inetpub/vhosts/your-lifestore/httpdocs/image/" (Can't create D: directory)"

Whats happening my dear!!!