Web应用程序(网络问题。配置错误)HTTP 500.19与IIS7.5和ASP。净v2

This is driving the whole team crazy. There must be some simple mis-configured part of IIS or our Web Server, but every time we try to run out ASP.NET Web Application on IIS 7.5 we get the following error...This is driving the whole team crazy. There mus