Today I installed VS2010 SP1 Beta, and IIS 7 Express, as I currently have IIS5 on my local development machine and thought I\'d try IIS Express out.
I have gone into the
If you are using ESET NOD32 Anti Virus, you need to change the setting of "Web access protection" => HTTP, HTTPS => Web browsers => red cross the check box of your devnev.exe (This is three state checkboxs, click the check box until red cross appeared)
I have just installed VS 2010 SP1, using the above setting to tell NOD32 to leave 'IIS Express' alone.
Reference: http://weblogs.asp.net/anasghanem/archive/2009/02/01/nod32-antivirus-is-blocking-visual-studio-built-in-development-server.aspx