Use a directory chooser on Windows 7. Choose a Library (e.g. Music, Pictures, Documents, etc) from the *left* panel and click on Select Folder in the Directory Chooser dialog. A COM error will be displayed a null value returned from the directory chooser.

E r r o r : 8 0 0 7 0 0 5 7 i n p F i l e - > G e t D i s p l a y N a m e ( S I G D N _ F I L E S Y S P A T H , & p a t h )
 C O M E r r o r : 8 0 0 7 0 0 5 7 T h e p a r a m e t e r i s i n c o r r e c t .

Error reported by a user on StackOverflow:
http://stackoverflow.com/questions/15030155/directorychooser-javafx-buged

The StackOverflow question contains sample code to reproduce the issue.