SAP Knowledge Base Article - Preview

3360571 - Corporate IdP initiated SSO failed in IAS with error "User authentication failed.null Id" in IAS troubleshooting log


  • It's a SAML 2.0 Corporate IdP initiated SSO scenario.
  • Login error occurred in IAS.
    Identity provider cannot process the response due to wrong configuration. Please contact your system administrator.
  • In the IAS troubleshooting log, there is the following error.
    User authentication failed.null Id...



Identity Authentication


Identity Authentication 1.0


SAML, corporate IdP initiated SSO, IAS, null Id , KBA , BC-IAM-IDS , Identity Authentication Service , Problem

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