2954188 - Failing to login to SuccessFactors instance through SAP Identity Authentication IAS

• When running the upgrade Activate Cloud Platform Identity Authentication's test, you fail to authenticate and validate the test;
• SSO logs in Provisioning say "the issuer in response is not valid, expect xxx, but xxx"
• You are seeing this error on the SSO logs "[local user authentication fail for user *******]" even though the Login Name in IAS matches the Username in SF exactly
• After migration to SAP Cloud Platform Identity Authentication (Upgrade referred on this KBA 2791410), you are facing login issues as the ones below:
• Login is on a loop redirecting from SAP SuccessFactors domain to IAS domain continuously without login in
• When accessing the Error message "Identity Provider could not process the authentication request received" or "Identity provider cannot process the request because the configuration is incorrect."

• Any other login issues like Missing Credentials page or Invalid Login page;

• SAP SuccessFactors HCM Suite
• Identity Authentication

KBA , LOD-SF-PLT-IAS , Identity Authentication Services (IAS) With BizX , BC-IAM-IDS , Identity Authentication Service , How To