i am trying to write a very very simple ASP .NET project(Just one button).when a press F5 run the program, a error message appear ('Error while trying to run project: Unable to start debugger on the web server.The server does not support debugging of ASP. NET or ATL server application..........)

i have follow the step that provide by the help file, but it also can't work

Can anyone give some suggestion to me???

thanks