How To Fix RSD_TREX098 - Index of table '&1' must be created again

SAP Error Message - Details

• Message type: E = Error

• Message class: RSD_TREX - Messages from TREX Aggregate Area

• Message number: 098

• Message text: Index of table '&1' must be created again

What causes this issue?

The definition of the InfoCube has changed. This index for the table
thefefore needs to be created again on the BWA engine. During this time,
the BWA index is not available for queries.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSD_TREX098 - Index of table '&1' must be created again ?

  The SAP error message RSD_TREX098 indicates that the index of a specific table (denoted by &1) in the SAP BW (Business Warehouse) system must be recreated. This error typically arises in the context of SAP BW when there are issues with the underlying data or the index itself, which can lead to performance problems or data inconsistencies.
  Causes:
  
  Data Changes: If there have been significant changes to the data in the InfoProvider or the underlying data source, the index may become outdated or corrupted.
  System Upgrades or Changes: After system upgrades or changes in the configuration, existing indexes may need to be rebuilt.
  Database Issues: Problems with the database, such as corruption or inconsistencies, can lead to the need for index recreation.
  Data Load Failures: If a data load process fails, it may leave the index in an inconsistent state.
  
  Solutions:
  
  
  Recreate the Index:
  
  Go to the SAP BW system and navigate to the relevant InfoProvider.
  Use transaction code RSA1 to access the Data Warehousing Workbench.
  Find the InfoProvider associated with the error and select it.
  Right-click on the InfoProvider and choose the option to "Manage" or "Rebuild Index".
  Follow the prompts to recreate the index.
  
  
  
  Check Data Load Processes:
  
  Ensure that all data load processes are completed successfully. If there are any failures, resolve those issues first.
  You can check the process chains and monitor the data load status.
  
  
  
  Database Maintenance:
  
  Perform database maintenance tasks, such as checking for inconsistencies or running database optimization tools, if applicable.
  
  
  
  Check for System Notes:
  
  Look for any SAP Notes related to this error message. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  
  
  Consult SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSCUSTV10 (to check settings), and RSPC (Process Chains).
  Monitoring Tools: Use monitoring tools in SAP BW to keep track of data loads and performance issues.
  Documentation: Review SAP documentation for best practices on managing indexes and InfoProviders in BW.
  
  By following these steps, you should be able to resolve the RSD_TREX098 error and ensure that your SAP BW system operates smoothly.