How To Fix RSDS239 - Secondary index &1 (PSA table &2) does not match DataSource key

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDS - New DataSource

• Message number: 239

• Message text: Secondary index &1 (PSA table &2) does not match DataSource key

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDS239 - Secondary index &1 (PSA table &2) does not match DataSource key ?

  The SAP error message RSDS239 indicates that there is a mismatch between the secondary index of a Persistent Staging Area (PSA) table and the DataSource key. This typically occurs in the context of SAP BW (Business Warehouse) when there are changes made to the DataSource or the structure of the underlying data that are not reflected in the PSA table.
  
  Cause:
  
  DataSource Changes: The structure of the DataSource has been modified (e.g., fields added, removed, or changed) after the PSA table was created or populated.
  Inconsistent Metadata: The metadata of the DataSource and the PSA table are not in sync, leading to discrepancies in the expected keys.
  Manual Changes: Manual changes to the PSA table or the DataSource configuration can lead to inconsistencies.
  
  
  Solution:
  To resolve the RSDS239 error, you can follow these steps:
  
  
  Check DataSource Configuration:
  
  Go to the DataSource in the SAP BW system and verify its structure. Ensure that it matches the structure of the