Replication Flow of CDS views and other objects fails for both Load Types: "Initial only" or "Initial+Delta" with the error message, as per Data Integration Monitor in SAP Datasphere :

"No source partition is available. Replication runs will restart on DD-MM-YYYY at HH:MM:SS UTC."

"No source data is available for replication. Replication runs will restart on DD-MM-YYYY at HH:MM:SS UTC." 

The status is:  "Running" and/or " Active (Retrying)" ;  "Partitioning Initial Load"

The corresponding error raised in SLG1 is one of the following messages:

Subscription interface error / User <username> is not authorized to process changes for subscriber RMS  
User XXX is not authorized to access <CDS view> for subscriber RMS

SAP Datasphere

Missing Authorizations/Code Corrections.

• Ensure the below authorization SAP Notes are implemented in the system
  3100673 - SAP Data Intelligence / SAP Datasphere - ABAP Integration - Security Settings
  2855052 - Authorizations required for ODP Data Replication API 2.0 
• Ensure the notes are implemented as per SAP Note 2890171 - SAP Data Intelligence / SAP Datasphere - ABAP Integration based on Source system Release version.
• Make the user as a dialog user and run SU53 transaction for the respective user and assign the missing authorizations.

Authorizations

SLG1, DHCDC, replication flow,  authorization, authorized, subscriber, subscription, subscription interface error, DHCDC_AUTH008 , KBA , DS-DI-RF , Replication Flows , Problem