HTTP Error 500.21 - Internal Server Error
Handler "CxpWorker" has a bad module "FastCgiModule" in its module list
If you get the above error when trying to load a .CXP page using IIS on a 2012 server, it is because you have not enabled the CGI role.
The below URL gives detailed instructions on how to do this.
http://www.iis.net/configreference/syst ... er/fastcgi
How to fix a cxpworker error on IIS (Windows 2012)
How to fix a cxpworker error on IIS (Windows 2012)
The eXpress train is coming - and it has more cars.