>I am finding the problem that even after I finished receiving and sending
>the strings and I am closing the control from receiving. When I try to exit
>the application freezes and the only way to exit is by going to the task manager
>and ending the task.
>
>Anybody run into this ?

I've run into this, but manually closing the connection fixed it for me. If I'm reading correctly, you _are_ calling the Close method, and still getting the problem. Right?