How To Fix RS_PSA_DEL028 - Duplicate selections for the same object &1 &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_PSA_DEL -

• Message number: 028

• Message text: Duplicate selections for the same object &1 &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_PSA_DEL028 - Duplicate selections for the same object &1 &2 ?

  The SAP error message RS_PSA_DEL028, which states "Duplicate selections for the same object &1 &2," typically occurs in the context of data extraction and processing in SAP BW (Business Warehouse). This error indicates that there are duplicate entries or selections for the same object in the process chain or data flow, which can lead to inconsistencies or conflicts during data processing.
  Cause:
  
  Duplicate Selections: The error is primarily caused by having multiple selections for the same InfoObject or DataSource in a query or data extraction process. This can happen if the same field is included multiple times in the selection criteria.
  Process Chain Configuration: If you are using a process chain, it may have been configured incorrectly, leading to duplicate selections for the same data object.
  DataSource Configuration: The DataSource might be set up in a way that allows for duplicate selections, or there may be issues with the transformation rules.
  
  Solution:
  
  Check Query/Selection Criteria: Review the query or selection criteria used in the data extraction process. Ensure that each InfoObject or DataSource is only selected once. Remove any duplicate entries.
  Review Process Chain: If the error occurs in a process chain, check the configuration of the process chain for any duplicate steps or selections. Ensure that each step is unique and does not reference the same object multiple times.
  DataSource and Transformation: Inspect the DataSource and transformation rules to ensure that they are correctly defined and do not lead to duplicate selections. Adjust the transformation rules if necessary.
  Testing: After making changes, test the data extraction process again to ensure that the error is resolved.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to this error message for any specific patches or updates that may address the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Refer to SAP BW documentation for best practices on configuring queries, DataSources, and process chains to avoid such errors.
  
  By following these steps, you should be able to identify and resolve the cause of the RS_PSA_DEL028 error in your SAP BW environment.