title: Bot Framework -500 Internal Server Error
body: <p>I am new to <code>bot</code> framework by <code>Microsoft</code>. I made a simple <code>bot</code> and registered it in <code>bot connector</code>. When I now want to test my <code>bot</code> on the <code>dev.framework.com</code> site I get this message <code>Endpoint authorization succeeded</code>, but always getting <code>500 internal server error</code>, here I attached screen.
  <a href="https://i.stack.imgur.com/rslzV.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/rslzV.png" alt="enter image description here"></a></p>