Error: Unable to Start Debugging on the Web Server

When you try to debug an application (ASP.Net 2) running on a Web server, you may sometimes get this error message:

Unable to start debugging on the Web server

If your message is longer than that, it is covered by a subtopic of this one.

1- Review the procedures for setting up ASP.NET or ATL Server. For more information see Getting Ready to Debug ASP.NET Applications.

2- Do you have the necessary access privileges for debugging? For more information see the Security Requirements section in

3- checking SSL (Security Socket layer) & Trying to open website again without SSL.

4- From a command prompt window, run the following command: systemroot\Microsoft.NET\Framework\ versionNumber \aspnet_regiis -i

Our Reference :

http://msdn.microsoft.com/en-us/library/dwesw3ee(VS.80).aspx