The SessionStateTempDataProvider requires SessionState to be enabled

Question

My hybrid (web forms/MVC) project is working fine in my local development environment BUT when I deploy (xcopy) to my Test environment I get the error that SessionState is n

Answer 1

Please make sure your ASP.NET State Service (aspnet_state.exe) is running if you configured SessionState to use StateServer:

That was my reason of that error.