How To Fix RSD_TREX208 - The BWA index for InfoCube '&1' is not correct

SAP Error Message - Details

• Message type: E = Error

• Message class: RSD_TREX - Messages from TREX Aggregate Area

• Message number: 208

• Message text: The BWA index for InfoCube '&1' is not correct

Self-Explanatory Message

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• What is the cause and solution for SAP error message RSD_TREX208 - The BWA index for InfoCube '&1' is not correct ?

  The SAP error message RSD_TREX208 indicates that there is an issue with the BWA (Business Warehouse Accelerator) index for a specific InfoCube. This error typically arises when the BWA index is not in sync with the underlying data in the InfoCube, which can happen due to various reasons such as data inconsistencies, failed updates, or changes in the InfoCube structure.
  Cause:
  
  Data Inconsistencies: If the data in the InfoCube has been changed (e.g., new data loaded, data deleted, or data modified) without updating the BWA index, it can lead to inconsistencies.
  Failed Indexing: If the process of creating or updating the BWA index fails, it can result in an incorrect index.
  Structural Changes: Changes to the InfoCube structure (like adding or removing characteristics or key figures) can also lead to this error if the BWA index is not updated accordingly.
  System Issues: Issues with the underlying database or the BWA system itself can also cause this error.
  
  Solution:
  To resolve the RSD_TREX208 error, you can follow these steps:
  
  
  Rebuild the BWA Index:
  
  Go to the transaction code RSD1 (InfoProvider Maintenance).
  Select the InfoCube that is causing the issue.
  Choose the option to "Rebuild BWA Index" or "Recreate BWA Index".
  This process will recreate the index based on the current data in the InfoCube.
  
  
  
  Check for Data Load Errors:
  
  Review the data load process to ensure that there are no errors or inconsistencies in the data being loaded into the InfoCube.
  Use transaction RSA1 to monitor data loads and check for any failed requests.
  
  
  
  Check BWA Status:
  
  Use transaction RSDDB to check the status of the BWA index for the InfoCube.
  Ensure that the index is active and correctly configured.
  
  
  
  Perform a Consistency Check:
  
  Use transaction RSD1 to perform a consistency check on the InfoCube to identify any discrepancies.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  System Restart:
  
  In some cases, restarting the BWA system or the SAP BW system may help resolve temporary issues.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  RSD1: InfoProvider Maintenance
  RSA1: Data Warehousing Workbench
  RSDDB: BWA Administration
  
  
  Documentation: Refer to SAP Help documentation for detailed information on BWA and InfoCubes.
  SAP Community: Engage with the SAP Community forums for insights and experiences from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the RSD_TREX208 error and ensure that the BWA index for your InfoCube is correct and up to date.