WCF Service, the type provided as the service attribute values…could not be found

Question

When I right click on Eval.svc within Visual Studio 2012 and view in browser, I get the following -

The type \'EvalServiceLibary.Eval\',

Answer 1

I also had same problem. Purposely my build output path was "..\bin" and it works for me when I set the build output path as "\bin".