ASP.Net "Index was outside the bounds of the array" Publish Website Issue

With Visual Studio SP1 when they use the "Publish Website" command with a web project configured to use the built-in ASP.NET Development Web Server with a "/" as the virtual path encounter an "Index was outside the bounds of the array" error message during publishing:



This is a bug as regression in VS 2005 SP1, for this we a public hotfix for the issue that you can directly download here