We are receiving below error messages when accessing application in our pre-production environment. The use case is SP-initiated (service provider initiated) via POST binding, and we are acting as IDP:
[2100/114575104][Wed Jul 21 2021 08:53:28][SSO.java][ERROR][sm-FedClient-02890] Transaction with ID: 26639b13-2ee82312-e5f2bda9-8c70324d-420eb6bc-48 failed. Reason: SSO_NO_PROVIDER_ID (, , )
[2100/114575104][Wed Jul 21 2021 08:53:28][SSO.java][ERROR][sm-FedClient-02420] Missing ProviderID in AuthnRequest to SAML2 Single Sign-On Service
The Issuer element in the incoming authnrequest (SAMLRequest parameter) was positioned below the Signature element rather than above as required.
Release : All
Component : SiteMinder Federation(Federation Manager)
The SP had to change the format of the SAMLRequest such that the Issuer element appeared above the Signature element.