Troubleshooting Tip: How to resolve the error 'No supported authentication methods available'
Description
This article describes how to resolve the error 'No supported authentication methods available (server sent: none)'.
Scope
FortiPAM.
Solution
This mentioned error may appear while launching a secret of a Unix Account (SSH Key).  

The error shown in this example is caused by incorrect credentials in the Secret's password field. After entering the correct password, the user can successfully launch the secret and log in via SSH.