How To Fix RSD_TREX144 - Fact index changed. Delete and rebuild BWA index for '&1'.

SAP Error Message - Details

• Message type: E = Error

• Message class: RSD_TREX - Messages from TREX Aggregate Area

• Message number: 144

• Message text: Fact index changed. Delete and rebuild BWA index for '&1'.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSD_TREX144 - Fact index changed. Delete and rebuild BWA index for '&1'. ?

  The SAP error message RSD_TREX144 indicates that the fact index for a specific InfoProvider has changed, and as a result, the BWA (Business Warehouse Accelerator) index needs to be deleted and rebuilt. This situation typically arises when there are changes made to the underlying data model or the data itself, which can affect the indexing process.
  Cause:
  
  Data Model Changes: Changes in the InfoProvider structure, such as adding or removing fields, changing data types, or modifying key figures.
  Data Changes: Significant changes in the data that require the BWA index to be updated to reflect the new data accurately.
  Configuration Changes: Changes in the configuration settings related to the BWA or the InfoProvider.
  
  Solution:
  To resolve the error, you need to delete the existing BWA index and then rebuild it. Here are the steps to do this:
  
  
  Delete the BWA Index:
  
  Go to the SAP BW system.
  Navigate to the transaction code RSA1 (Data Warehousing Workbench).
  Find the InfoProvider that is causing the issue.
  Right-click on the InfoProvider and select Manage.
  In the management screen, look for the option to delete the BWA index. This may be labeled as "Delete BWA Index" or similar.
  
  
  
  Rebuild the BWA Index:
  
  After deleting the index, you need to rebuild it.
  Again, in the management screen of the InfoProvider, look for the option to "Create BWA Index" or "Rebuild BWA Index."
  Follow the prompts to initiate the index rebuilding process.
  
  
  
  Monitor the Process:
  
  You can monitor the progress of the index rebuilding process in the background jobs. Use transaction code SM37 to check the status of the job.
  
  
  
  Check for Errors:
  
  After the index has been rebuilt, check for any errors or warnings in the logs to ensure that the process completed successfully.
  
  
  
  Related Information:
  
  BWA (Business Warehouse Accelerator): A tool that enhances the performance of SAP BW queries by providing fast access to large volumes of data.
  InfoProvider: A data structure in SAP BW that stores data for reporting and analysis. It can be a DataStore Object (DSO), InfoCube, or other types of data structures.
  Transaction Codes:
  
  RSA1: Data Warehousing Workbench.
  SM37: Monitor Background Jobs.
  
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional guidance or fixes related to this error.
  
  By following these steps, you should be able to resolve the RSD_TREX144 error and ensure that your BWA index is up to date with the latest changes in your InfoProvider.