3099661 - SAML SSO does not work for specific service WEBGUI,other services are working fine

Symptom

SAML SSO is not working for WEBGUI service(/sap/bc/gui/sap/its/webgui), login screen is showing instead of using SAML SSO methods.

Other services are working fine.

Issue is still persisting even after adjusting the logon procedure as per note:2573379 to keep only SAML Logon and Basic Authentication for WEBGUI service.

Environment

SAP Netweaver ABAP System

Product

SAP NetWeaver 2004 ; SAP NetWeaver 7.0 ; SAP NetWeaver 7.1 ; SAP NetWeaver 7.2 ; SAP NetWeaver 7.3 ; SAP NetWeaver 7.4 ; SAP NetWeaver 7.5 ; SAP S/4HANA 1809 ; SAP S/4HANA 1909 ; SAP S/4HANA 2020 ; SAP enhancement package 1 for SAP NetWeaver 7.0 ; SAP enhancement package 1 for SAP NetWeaver 7.3 ; SAP enhancement package 2 for SAP NetWeaver 7.0 ; SAP enhancement package 3 for SAP NetWeaver 7.0

Keywords

/sap/bc/gui/sap/its/webgui, webgui, SAML Configuration, Use Configuration data from superodinate node, IDP redirect, SICF, logon procedure , KBA , BC-SEC-LGN-SML , SAML 2.0 for ABAP , BC-FES-WGU , SAP GUI for HTML , Problem

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