How To Fix RSD_TREX502 - The logical index of 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: 502

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

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSD_TREX502 - The logical index of the BWA index for InfoCube '&1' is not correct ?

  The SAP error message RSD_TREX502 indicates that there is an issue with the logical index of the BWA (Business Warehouse Accelerator) index for a specific InfoCube. This error typically arises when the logical index does not match the actual data structure or configuration of the InfoCube, which can happen due to various reasons such as changes in the InfoCube structure, data model, or issues during the indexing process.
  Cause:
  
  Changes in InfoCube Structure: If there have been changes made to the InfoCube (like adding or removing characteristics or key figures), the logical index may become outdated or incorrect.
  Indexing Issues: Problems during the indexing process can lead to inconsistencies between the logical index and the actual data.
  Data Model Changes: Changes in the underlying data model or transformations that affect the InfoCube can also lead to this error.
  Corruption: There may be corruption in the BWA index or the underlying data.
  
  Solution:
  To resolve the RSD_TREX502 error, you can follow these steps:
  
  
  Rebuild the Index:
  
  Go to the transaction code RSD1 (InfoProvider Maintenance).
  Select the affected InfoCube.
  Navigate to the BWA settings and choose to rebuild the index. This will regenerate the logical index and should resolve any inconsistencies.
  
  
  
  Check for Changes:
  
  Review any recent changes made to the InfoCube or its data model. If changes were made, ensure that the BWA index is updated accordingly.
  
  
  
  Check BWA Status:
  
  Use transaction RSDDB to check the status of the BWA index. Ensure that it is active and correctly configured.
  
  
  
  Delete and Recreate the Index:
  
  If rebuilding the index does not work, you may need to delete the existing index and create a new one. This can be done in the BWA settings of the InfoCube.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that can resolve the issue.
  
  
  
  Monitor Logs:
  
  Review the logs for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSD1 (InfoProvider Maintenance), RSDDB (BWA Administration), and RSD2 (Data Warehousing Workbench).
  SAP Documentation: Refer to SAP Help documentation for detailed information on BWA and InfoCubes.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the RSD_TREX502 error and ensure that the BWA index for your InfoCube is functioning correctly.