3054 Logons accepted by external authentication only.
This error occurs when the system administrator has disabled the traditional logon protocol using the "SET EXTAUTH ONLY" command in the console supervisor.
This error is returned when the external authentication on feature is enable and the traditional logon protocol is disabled. In order for this error to be returned, the system administrator must have executed a "SET EXTAUTH ONLY" command in the console supervisor.
Contact your system administrator or execute a "SET EXTAUTH ON" command from the console supervisor.