How To Fix RSDD_ZA435 - Switch off setting 'trexcache'

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDD_ZA - Messages from TREX Aggregate Area

• Message number: 435

• Message text: Switch off setting 'trexcache'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDD_ZA435 - Switch off setting 'trexcache' ?

  The SAP error message RSDD_ZA435, which indicates that you should "Switch off setting 'trexcache'," typically arises in the context of SAP BW (Business Warehouse) when there are issues related to the caching mechanism of the TREX (Text Retrieval and Extraction) engine. This error can occur during the execution of queries or when accessing certain data models.
  Cause:
  The error is generally caused by the following factors:
  
  TREX Cache Issues: The TREX cache may be corrupted or not functioning correctly, leading to inconsistencies in data retrieval.
  Configuration Settings: The setting for TREX caching may not be appropriate for the current data model or query being executed.
  Data Model Changes: If there have been recent changes to the data model or underlying data, the cache may not have been updated accordingly.
  
  Solution:
  To resolve the RSDD_ZA435 error, you can follow these steps:
  
  
  Switch Off TREX Cache:
  
  Go to the SAP BW system and navigate to the relevant settings for the query or data model.
  Locate the option for TREX caching and disable it. This can usually be done in the query properties or in the settings for the InfoProvider.
  
  
  
  Clear TREX Cache:
  
  If you have access to the TREX administration tools, consider clearing the TREX cache to remove any potentially corrupted entries.
  You can do this by executing the appropriate commands in the TREX administration interface.
  
  
  
  Check for Updates:
  
  Ensure that your SAP BW system is up to date with the latest patches and updates, as these may contain fixes for known issues related to TREX caching.
  
  
  
  Rebuild Indexes:
  
  If the issue persists, consider rebuilding the indexes for the affected InfoProviders or queries. This can help ensure that the data is correctly indexed and available for retrieval.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be specific recommendations or patches available.
  
  
  
  Contact SAP Support:
  
  If the problem continues after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide more detailed troubleshooting based on your specific system configuration.
  
  
  
  Related Information:
  
  TREX Overview: TREX is a search and text retrieval engine used in SAP systems for efficient data retrieval and processing. Understanding how it works can help in troubleshooting related issues.
  SAP BW Query Performance: Familiarize yourself with best practices for optimizing query performance in SAP BW, as caching settings can significantly impact performance.
  System Monitoring: Regularly monitor your SAP BW system for performance issues and cache-related errors to proactively address potential problems.
  
  By following these steps, you should be able to resolve the RSDD_ZA435 error and restore normal functionality to your SAP BW queries and data models.