2926545 - "Login Error. Failed to login to SAP Analytics Cloud" in SAP Analytics Cloud (SAC)

The following error message occurs when IdP-Initiated SAML SSO to SAP Analytics Cloud (SAC):

• Login Error.  Failed to login to SAP Analytics Cloud

• SAP Analytics Cloud (Enterprise) 2020.3

1. Enable IdP-Initiated SAML SSO in SAC as per the steps outlined  here:(https://help.sap.com/viewer/00f68c2e08b941f081002fd3691d86a7/release/en-US/9d270a55b57042b9827ae9f8685345e3.html).
2. Update the ACS endpoint with FQDN URL, for example, https://mysystem.ap1.sapbusinessobjects.cloud with index value
3. Browse to like https://testsystem.accounts999.ondemand.com/saml2/idp/sso?sp=mysystem.ap1.sapbusinessobjects.cloud&index=1 (index value is from step 2) if you are using SAP Cloud Platform Identity Authentication Service as your identity provider.
4. Provide logon credential like email address.

• Wrong configuration on IdP side (Step 3 from the help link:  https://help.sap.com/viewer/00f68c2e08b941f081002fd3691d86a7/release/en-US/9d270a55b57042b9827ae9f8685345e3.html)

• ACS endpoint need to follow this pattern for IdP-Initiated SSO: https://<FQDN>/
  

  For example, it should set to https://mysystem.ap1.sapbusinessobjects.cloud/ instead of https://mysystem.ap1.sapbusinessobjects.cloud. The slash sign at very end cannot be omitted.

• 2569847 - Where can you find SAC user assistance (help) to use, configure, and operate it more effectively?
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• 2487011 - What information do I need to provide when opening an case for SAP Analytics Cloud?
• SAP Analytics Cloud > Learning > Guided Playlists
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