3685014 - How to change the User attribute in SSO for Datasphere?

How to change the User attribute for SAML SSO configuration in Datasphere? 

SAP Datasphere

1. Login to Datasphere tenant using system owner account. 
2. Go to System>Administration> security 
3. Try to change the user attribute  for example from email to User ID.
4. Click on "Save". 

--> After saving, the mapping always reverted back from User ID to email. 

To change the user attribute for SAML SSO configuration in Datasphere:  

1. Switch back to the default IDP as per the following help guide: Revert to Default Authentication (Legacy Custom IdP) | SAP Help Portal 
   
   
2.  Set up SSO SAML from scratch as per the following help guide: Enabling a Custom SAML Identity Provider (Legacy Custom IdP) | SAP Help Portal 
   
   
   

• Enabling a Custom SAML Identity Provider (Legacy Custom IdP) | SAP Help Portal
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Default IDP  SAML USER ID ATTRIBUTE email sso  , KBA , DS-SEC-AUTZ , Authorizations (Locks, etc.) , Problem