How To Fix ESH_TREX_ADMIN154 - Error on initial population of normalized auth-index &1 for node &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_TREX_ADMIN - TREX Indexing and Index Administration

• Message number: 154

• Message text: Error on initial population of normalized auth-index &1 for node &2

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_TREX_ADMIN154 - Error on initial population of normalized auth-index &1 for node &2 ?

  The SAP error message ESH_TREX_ADMIN154 typically occurs during the initial population of the normalized authorization index in the SAP Enterprise Search (TREX) system. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the TREX system itself.
  Causes:
  
  Configuration Issues: Incorrect settings in the TREX configuration can lead to this error. This includes issues with the authorization settings or the connection to the data source.
  Data Inconsistencies: If there are inconsistencies or issues with the data being indexed, it can cause the population process to fail.
  TREX System Problems: The TREX system itself may have issues, such as insufficient resources (memory, disk space) or other operational problems.
  Network Issues: If the TREX server cannot communicate with the data source due to network issues, this error may occur.
  
  Solutions:
  
  Check Configuration: Review the TREX configuration settings to ensure they are correct. Pay special attention to the authorization settings and the connection parameters for the data source.
  Data Consistency Check: Verify the data being indexed for any inconsistencies or errors. Ensure that the data is in the expected format and that there are no missing or corrupt records.
  Monitor TREX Resources: Check the TREX system for resource availability. Ensure that there is enough memory and disk space for the indexing process to complete successfully.
  Restart TREX Services: Sometimes, simply restarting the TREX services can resolve temporary issues that may be causing the error.
  Check Logs: Review the TREX logs for more detailed error messages that can provide insights into the specific cause of the failure. Look for any related error messages that may indicate what went wrong.
  Update or Patch: Ensure that your SAP system and TREX are up to date with the latest patches and updates, as these may contain fixes for known issues.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to TREX and Enterprise Search for any known issues or specific fixes related to the error message ESH_TREX_ADMIN154.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Refer to the official SAP documentation for Enterprise Search and TREX for guidance on configuration and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.