I trying to consume a WCF web service using stand alone application. I am able to view this service using Internet Explorer also able to view in Visual studio service refere
This could be an error in the web.config file.
Open up your URL in your browser, example:
http://localhost:61277/Email.svc
Check if you have a 500 Error.
HTTP Error 500.19 - Internal Server Error
Look for the error in these sections:
Config Error
Config File