Error 401 Unauthorized on VisureAuthoring or Visure Reviewer

When trying to connect to Visure Authoring (or Visure Reviewer) the user gets the following error message:

Http failure response for http://localhost/VisureAuthoring/api/v1/authenticate: 401 Unauthorized

This error message is caused when a wrong connection to the database is set during the installation process.

On the install process the user is requested to introduce a connection, the name must be equal to a connection set up on Visure Server Configurator:

This information can be changed after installing the application by editing (with admin rights) the file "appsettings.json" on the installation folder (by default "C:\inetpub\Visure Authoring 6") and changing the "RPCConnection" parameter at "Database" section: