Who is this article for?

Users who encounter the error when signing in to the desktop client.

IT Administrator permissions are required to resolve the issue.

When launching the application, you may see the error message: "The remote server returned an unexpected response: (405) Method Not Allowed."

This article explains what causes the issue and how to resolve it.

1. Issue
2. Solution

1. Issue

When attempting to connect to the server, the desktop client shows the error message.

In addition, browsing to the service at http://[server]/[PentanaInstance]/Service/TngService.svc in MS Edge returns a 404 error.

This is because the application server is missing a feature. In the example above, the Windows 2022 feature .NET Framework 4.8 Features > WCF Services has not been installed.

2. Solution

To resolve the issue, to ensure that all prerequisite server roles and features have been installed correctly, per the technical guide Ideagen Internal Audit (Aura) v6 Overview, Prerequisites and Readiness.

3. Further reading

• Installing prerequisite Windows components for back end services for Windows 11