hey..i'm new to LW and this i the first time i've tried connecting..and everytime i press file>connect the green ligt goes on for about half a second then tuns back to red?..what could be the problem?

use the search button at the top of this page to read about "red light" problems. It's a tough one to troubleshoot as you'll see, but maybe you'll be one of the lucky ones that can get connected.