SAP Knowledge Base Article - Preview

2544739 - Authentication using SAML or SPNego only works after refreshing the page

Symptom

Authentication to the NetWeaver ABAP using SAML2.0 is only triggered after refreshing the page.
Similar behavior is that the authentication only works or the Identity Provider logon page only appears after the refresh.


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Environment

  • SAP enhancement package 2 for SAP NetWeaver 7.0
  • SAP NetWeaver 7.3
  • SAP enhancement package 1 for SAP NetWeaver 7.3
  • SAP NetWeaver 7.4
  • SAP NetWeaver 7.5 and higher

Product

SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0

Keywords

SPNego, logon fails, logon screen, SSO, Single Sign On, Single Sign-On, login page, credentials , KBA , BC-MID-ICF-LGN , ICF System Login , BC-MID-ICF , Internet Communication Framework , BC-SEC-LGN , Authentication , BC-SEC-LGN-SML , SAML 2.0 for ABAP , Problem

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