How To Fix ESH_CA_CACHE028 - Index database not used for data caching

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_CA_CACHE - ESH Cache

• Message number: 028

• Message text: Index database not used for data caching

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_CA_CACHE028 - Index database not used for data caching ?

  The SAP error message ESH_CA_CACHE028 indicates that the index database is not being used for data caching in the Enterprise Search (ESH) component of SAP. This can occur due to various reasons, and understanding the cause and implementing the appropriate solution is essential for resolving the issue.
  Causes:
  
  Configuration Issues: The configuration settings for the Enterprise Search or the index database may not be set up correctly.
  Indexing Problems: The index database may not have been properly indexed or may be in an inconsistent state.
  Database Connectivity: There may be issues with the connection between the application server and the index database.
  Cache Settings: The caching settings may not be properly configured, leading to the index database not being utilized for caching.
  System Performance: If the system is under heavy load, it may not be able to utilize the index database for caching effectively.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the configuration settings for the Enterprise Search and ensure that the index database is correctly configured for caching.
  Check the settings in transaction ESH_COCKPIT to ensure that the index database is properly defined.
  
  
  
  Re-indexing:
  
  If the index database is not properly indexed, perform a re-indexing of the relevant data. This can often resolve issues related to data not being cached correctly.
  Use transaction EHS_INDEX to manage and trigger the indexing process.
  
  
  
  Database Connectivity:
  
  Ensure that the connection to the index database is active and functioning correctly. Check for any network issues or database downtime.
  Review the database connection settings in the SAP system to ensure they are correct.
  
  
  
  Review Cache Settings:
  
  Check the caching settings in the system. Ensure that the cache is enabled and configured to use the index database.
  You can review the cache settings in the relevant configuration transactions or through the SAP GUI.
  
  
  
  Monitor System Performance:
  
  Monitor the system performance to identify any bottlenecks that may be affecting the ability to use the index database for caching.
  Consider optimizing the system or increasing resources if necessary.
  
  
  
  Check Logs:
  
  Review the application logs and system logs for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Refer to the official SAP documentation for Enterprise Search and caching mechanisms for more detailed information on configuration and troubleshooting.
  Support: If the issue persists after trying the above solutions, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to identify the cause of the ESH_CA_CACHE028 error and implement a solution to resolve it.