There is a Lazyturn Manual in Members Docs that you should review.
First you hit the Green PST button, then you hit the Post button in the lower right corner of the pop up Post Generator window (after entering any preperatory info if necessary). Then name the file and Save AS in the next pop up. Then SAVE and you will see the code.
Are you using Windows 7?
A folder you are saving to must have privilages. i don't use Win 7 , but did remember someone posting about Windows 7 quirks.
RICH