How To Fix ESH_TST_SMK_MSG004 - TREX RFC destination &1 does not work

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_TST_SMK_MSG - Smoke Test

• Message number: 004

• Message text: TREX RFC destination &1 does not work

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_TST_SMK_MSG004 - TREX RFC destination &1 does not work ?

  The SAP error message ESH_TST_SMK_MSG004 indicates that the TREX (Text Retrieval and Extraction) RFC (Remote Function Call) destination is not functioning properly. This can occur for various reasons, and understanding the cause and solution can help resolve the issue.
  Causes:
  
  RFC Destination Configuration: The RFC destination for TREX may not be configured correctly in the SAP system.
  TREX Server Issues: The TREX server may be down or not reachable due to network issues or server problems.
  Authorization Issues: The user may not have the necessary authorizations to access the TREX server.
  Connection Problems: There may be issues with the network connection between the SAP system and the TREX server.
  TREX Service Not Running: The TREX service itself may not be running on the server.
  
  Solutions:
  
  
  Check RFC Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI.
  Locate the RFC destination for TREX (usually named something like TREX_<SID>).
  Test the connection by using the "Connection Test" option. If it fails, check the configuration settings.
  
  
  
  Verify TREX Server Status:
  
  Ensure that the TREX server is up and running. You can check the status of the TREX server using the TREX administration tools.
  If the server is down, restart it or contact your system administrator.
  
  
  
  Check Authorizations:
  
  Ensure that the user account being used to connect to the TREX server has the necessary authorizations. This may involve checking user roles and permissions.
  
  
  
  Network Connectivity:
  
  Verify that there are no network issues preventing the SAP system from reaching the TREX server. This can include checking firewalls, network routes, and DNS settings.
  
  
  
  TREX Service:
  
  Ensure that the TREX service is running on the server. You can check this through the TREX administration interface or by accessing the server directly.
  
  
  
  Review Logs:
  
  Check the logs for both the SAP system and the TREX server for any error messages that might provide more context about the issue.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address known issues with TREX and RFC destinations.
  Documentation: Refer to the official SAP documentation for TREX and its configuration to ensure that all settings are correct.
  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 diagnose and resolve the issue related to the TREX RFC destination not working.