Default Relying Party refers to a Relying Party that has not been loaded.
This error is triggered when the
defaultRelyingParty attribute of the
<IDPConfig> element refers to a URI that is not associated with any loaded
<RelyingParty> element. This means the IdP doesn't know how to handle requests unassociated with any known providerId and can't operate properly. Ensure that an uncommented
<RelyingParty> element exists with a
name attribute that matches the URI of