Log file message:
(Single Sign-On) Failed authentication using pre-authenticated credentials (for a service account).
(Single Sign-On) Failed to create server credentials. Ensure that pre-authenticated credentials (for a service account) are correctly specified in single sign-on configuration.
Cause 1
The service account used by FME Server was not correctly specified. The account name or password may be incorrect, or both.
Resolution 1
Ensure that the service account details are correctly specified in the SECURITY_AD_PREAUTH_USERNAME and SECURITY_AD_PREAUTH_PASSWORD configuration parameters.
Cause 2
SASL authentication is not enabled, or the mechanism is not Kerberos V5.
Resolution 2
SASL authentication must be enabled and Kerberos V5 must be used as the authentication mechanism. For more information, see Updating the FME Server Configuration, SASL Authentication and SECURITY_AD_SASL_OPTION_MECHANISM.