How To Fix RSD_TREX508 - Delete and rebuild all BWA indexes

SAP Error Message - Details

• Message type: E = Error

• Message class: RSD_TREX - Messages from TREX Aggregate Area

• Message number: 508

• Message text: Delete and rebuild all BWA indexes

Description
All BWA indexes in the system are deleted. If you selected this option,
they are also created and filled again immediately. This is sometimes
required for a successful restart with consistent data if a critical
error occurs.
Repair
The repair is performed in the test itself, that is, the indexes are
deleted and created again.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSD_TREX508 - Delete and rebuild all BWA indexes ?

  The SAP error message RSD_TREX508, which indicates "Delete and rebuild all BWA indexes," typically occurs in the context of SAP BW (Business Warehouse) when there are issues with the BWA (Business Warehouse Accelerator) indexes. This error can arise due to various reasons, such as data inconsistencies, corruption of indexes, or changes in the underlying data model.
  Cause:
  
  Data Inconsistencies: Changes in the data model or data source that are not reflected in the BWA indexes can lead to inconsistencies.
  Corrupted Indexes: Indexes may become corrupted due to system failures, improper shutdowns, or other unforeseen issues.
  Changes in InfoObjects: If there are changes in InfoObjects or InfoProviders that are not synchronized with the BWA indexes, it can lead to this error.
  Version Mismatch: A mismatch between the versions of the BW system and the BWA can also cause issues.
  
  Solution:
  To resolve the RSD_TREX508 error, you need to delete and rebuild the BWA indexes. Here are the steps to do this:
  
  
  Delete Existing Indexes:
  
  Go to the SAP BW system.
  Navigate to the transaction code RSD1 (InfoProvider Maintenance).
  Select the InfoProvider that is causing the issue.
  In the context menu, look for the option to delete the BWA index. This may be found under the "Manage" or "BWA" options, depending on your version of SAP BW.
  
  
  
  Rebuild Indexes:
  
  After deleting the indexes, you need to rebuild them.
  Still in the InfoProvider maintenance screen, look for the option to create or rebuild the BWA index.
  Follow the prompts to initiate the index creation process. This may take some time depending on the volume of data.
  
  
  
  Monitor the Process:
  
  You can monitor the progress of the index creation using transaction RSDD or by checking the relevant logs.
  Ensure that the process completes successfully without any errors.
  
  
  
  Check for Additional Issues:
  
  After rebuilding the indexes, check if the error persists. If it does, investigate further for any underlying issues with the data model or system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSD1 (InfoProvider Maintenance), RSDD (BWA Administration), and RSA1 (Data Warehousing Workbench).
  SAP Notes: Check SAP Notes related to BWA and the specific error message for any additional guidance or patches that may be applicable.
  System Logs: Review system logs for any additional error messages or warnings that may provide more context on the issue.
  Performance Considerations: Rebuilding indexes can be resource-intensive, so consider performing this operation during off-peak hours to minimize impact on system performance.
  
  By following these steps, you should be able to resolve the RSD_TREX508 error and restore the functionality of your BWA indexes.