The HTTP request is unauthorized with client authentication scheme 'Ntlm' The authentication header received from the server was 'NTLM'

Question

I know there\'s a lot of questions on SO similar to this, but I couldn\'t find one for this particular issue.

A couple of points, first:

• I have n

Answer 1

I have had this issue before.

client.ClientCredentials.Windows.AllowedImpersonationLevel = TokenImpersonationLevel.Impersonation;

do this against your wcf proxy before making the call.