Error : “Unable to start debugging on the web server…” ASP.NET 4.0

Question

I am getting an error when I want to create a web site on IIS server. I am using Windows 7 and Visual Studio 2010.

Do I have to register or configure asp.net 4.0 for th

Answer 1

Another reason would be if you have SSL Certificate installed on IIS. You will have to disable the SSL from IIS manager for the application that you are debugging. Because Visual Studio tries to launch it as http instead of https.