WCF - Contract Name could not be found in the list of contracts

Question

I am relatively new to WCF. However, I need to create a service that exposes data to both Silverlight and AJAX client applications. In an attempt to accomplish this, I have

Answer 1

Modify your web.config You can find tag and below of this tag you have to have two other tag :

And

In tag you have to reference to interface of your class.

For exampl : If your service class named CustomerSearch and your interface named ICustomerSearch you have to config like this :