title: error downloading $metadata from webservice
body: <p>I am trying to add web reference when adding web reference url in windows application it shows error like this. how do i solve it?</p>
  
  <p>There was an error downloading '<a href="http://www.example.com/BackEndWebService/LoginWebService.asmx/" rel="noreferrer">http://www.example.com/BackEndWebService/LoginWebService.asmx/</a>$metadata'.</p>
  
  <h2>The request failed with the error message:</h2>
  
  <p>$metadata Web Service method name is not valid. </p>