System.ServiceModel.CommunicationException: The underlying connection was closed

Question

I am retrieving data from a wcf web service and when data is more than 0.2 million records i get an exception which is as under:

System.ServiceModel.Communi         


        

Answer 1

Make your client basicHttpBinding the same as your server binding. This is a verry common error to only change one binding instead of server and client binding.

If that not works you can enable wcf tracing: wcf tracing

That will give you more insights in what the underling problem is.