Mark Monster explains why you get “The remote server returned an error: NotFound” exception while connecting to a WCF Service.
Source: Mark Monster's Blog
Alright, that message could have been a better message, but why are we getting this message?
Yes, you probably figured that out yourself, something is wrong with your WCF Service, and it’s not a missing WCF Service. Yes it feels something is seriously wrong, why do we get this strange NotFound message?