How To Fix ESH_TREX_ADMIN202 - Handle status for parallel query could not be retrieved

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_TREX_ADMIN - TREX Indexing and Index Administration

• Message number: 202

• Message text: Handle status for parallel query could not be retrieved

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_ADMIN202 - Handle status for parallel query could not be retrieved ?

  The SAP error message ESH_TREX_ADMIN202 indicates that there is an issue with retrieving the handle status for a parallel query in the TREX (Text Retrieval and Extraction) engine, which is part of the SAP Enterprise Search framework. This error can occur due to various reasons, including system configuration issues, resource limitations, or problems with the TREX server itself.
  Causes:
  
  TREX Server Issues: The TREX server may not be running properly or may have encountered an internal error.
  Resource Limitations: Insufficient system resources (CPU, memory, etc.) can lead to failures in processing parallel queries.
  Configuration Issues: Incorrect configuration settings in the TREX or the SAP system can lead to communication problems.
  Network Issues: Problems with network connectivity between the SAP application server and the TREX server can cause this error.
  High Load: If the TREX server is under heavy load, it may not be able to handle additional queries, leading to timeouts or failures.
  
  Solutions:
  
  Check TREX Server Status: Ensure that the TREX server is running and check its logs for any errors or warnings that might indicate what went wrong.
  Restart TREX Server: If the TREX server is not responding, consider restarting it to clear any temporary issues.
  Monitor System Resources: Check the system resources on the server where TREX is running. If resources are low, consider optimizing the system or increasing the resources available.
  Review Configuration: Verify the configuration settings for TREX and ensure they are correctly set up. This includes checking the connection settings between the SAP system and TREX.
  Check Network Connectivity: Ensure that there are no network issues between the SAP application server and the TREX server. You can use tools like ping or traceroute to diagnose connectivity issues.
  Adjust Query Parameters: If possible, try to reduce the complexity of the queries being sent to TREX, especially if they are resource-intensive.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error.
  
  Related Information:
  
  TREX Administration: Familiarize yourself with the TREX administration tools and logs, as they can provide insights into the performance and issues of the TREX server.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Documentation: Review the official SAP documentation for TREX and Enterprise Search for best practices and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.