Troubleshooting: The Web server is configured to not list the contents of this directory. HTTP Error 403.14 Forbidden This error may indicate that you have not installed ASP.NET 4.6.1 (or higher), along with IIS. ASP.NET is a required component for the portals. Installing this add-on, and restarting IIS should resolve the error. Back to Top Tags: Have more questions? Submit a request 0 Comments Please sign in to leave a comment.