How To Fix ESH_SEARCH129 - Creation of HTTP client: Parameter was not found

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_SEARCH - ESH Search

• Message number: 129

• Message text: Creation of HTTP client: Parameter was not found

Self-Explanatory Message

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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_SEARCH129 - Creation of HTTP client: Parameter was not found ?

  The SAP error message ESH_SEARCH129 indicates that there is an issue with the creation of an HTTP client due to a missing parameter. This error typically occurs in the context of the SAP Enterprise Search (ESH) or when trying to access external services or APIs from within the SAP system.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing Configuration: The HTTP client configuration parameters required for the connection are not set up correctly in the SAP system.
  Incorrect RFC Destination: The RFC destination that is supposed to be used for the HTTP connection may not be configured properly or is missing.
  Authorization Issues: The user or service account may not have the necessary authorizations to access the HTTP client or the required parameters.
  Network Issues: There may be network-related issues preventing the SAP system from reaching the external service.
  
  Solution:
  To resolve the ESH_SEARCH129 error, you can follow these steps:
  
  
  Check HTTP Client Configuration:
  
  Go to transaction SM59 and check the configuration of the RFC destination that is being used for the HTTP connection.
  Ensure that all required parameters are correctly set, including the target host, service, and any authentication details.
  
  
  
  Verify Parameters:
  
  Check the relevant parameters in the SAP system that are required for the HTTP client. This can include settings in transaction SICF (for HTTP services) or other relevant configuration transactions.
  
  
  
  Authorization Check:
  
  Ensure that the user or service account has the necessary authorizations to access the HTTP client and the required parameters. You can check this in transaction SU53 after the error occurs to see if there are any authorization issues.
  
  
  
  Network Connectivity:
  
  Test the network connectivity to the external service. You can use tools like ping or telnet to check if the SAP system can reach the target host and port.
  
  
  
  Check Logs:
  
  Review the application logs (transaction SLG1) for any additional error messages or details that might provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation or notes related to the specific version of SAP you are using, as there may be specific patches or updates that address this issue.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, providing them with the error details and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: SM59 (RFC Destinations), SICF (HTTP Services), SLG1 (Application Log), SU53 (Authorization Check).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues related to ESH or HTTP client configurations.
  Documentation: Review the SAP Help Portal for documentation on configuring HTTP clients and Enterprise Search.
  
  By following these steps, you should be able to identify and resolve the cause of the ESH_SEARCH129 error in your SAP system.