The Web server is configured to not list the contents of this directory.
Cause: The web apps application pool .net framework version is set to v2.0 instead of v4.0.
Resolution: Set web apps application pool .net framework version to v4.0
Cause: The web apps application pool .net framework version is set to v2.0 instead of v4.0.
Resolution: Set web apps application pool .net framework version to v4.0