request.GetResponse gives always a Timeout

Question

I made a Function for a program, which does work when the Request Type is GET, if it is POST, it always produces a Timeout Exception(and the timeout of

Answer 1

So does it hang on req.GetRequestStream() every time, or does it work "a few tries" and then hang?

If it works a few times and then hangs, it's possible that you're not closing the requests properly, which is causing you to run out of connections. Make sure to Close() and/or Dispose() the HttpWebResponse objects and all of the Streams and Readers that you're creating.