Sorry !...
It is working now, it is the problem of bluetooth driver on Vista with HP notebook.
Mike, here I have an question,
As you know when we connect with bluetooth with Microsoft stack, it puts them in the history. Please let me know that how can I clear the connections programatically.
Even if I make, redicover all devices, then it show the devices from the history,
Please let me any clue,how to solve this problem.
One more problem. If I am communication with a single device it works fine. but when I make connection with second device it does not respond. I am making my connection close, initailse all the wclftpclinet object.
Regards
Raj..........