How To Fix ESH_ADM_BIN_MSG198 - Sending to client during HEAD call: HTTP invalid timeout

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ADM_BIN_MSG - Texts for resolution of urls or binary documents

• Message number: 198

• Message text: Sending to client during HEAD call: HTTP invalid timeout

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_ADM_BIN_MSG198 - Sending to client during HEAD call: HTTP invalid timeout ?

  The SAP error message ESH_ADM_BIN_MSG198 indicates that there is an issue with the HTTP timeout settings when making a HEAD call in the context of the SAP Enterprise Search (ESH) or related services. This error typically arises when the server does not respond within the expected time frame, leading to a timeout.
  Causes:
  
  Network Issues: There may be network latency or connectivity problems between the client and the server.
  Server Performance: The server may be under heavy load, causing it to respond slowly.
  Configuration Settings: The HTTP timeout settings may be configured incorrectly or set too low.
  Resource Limitations: Insufficient resources (CPU, memory) on the server can lead to slow response times.
  Firewall or Security Settings: Firewalls or security settings may be interfering with the HTTP requests.
  
  Solutions:
  
  
  Increase Timeout Settings:
  
  Check the HTTP timeout settings in the SAP system and increase them if they are set too low. This can often be done in the configuration settings of the relevant service or application.
  
  
  
  Monitor Server Performance:
  
  Use monitoring tools to check the performance of the server. Look for high CPU or memory usage and optimize the server resources as needed.
  
  
  
  Network Diagnostics:
  
  Perform network diagnostics to ensure there are no connectivity issues. Tools like ping, traceroute, or network monitoring software can help identify problems.
  
  
  
  Review Logs:
  
  Check the application and system logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Optimize Queries:
  
  If the HEAD call is related to a specific query, ensure that the query is optimized for performance. Long-running queries can lead to timeouts.
  
  
  
  Firewall Configuration:
  
  Review firewall settings to ensure that they are not blocking or delaying HTTP requests.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes or patches that address this specific error message.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Enterprise Search and HTTP services for detailed configuration guidelines.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Support Tickets: If the issue persists, consider opening a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the HTTP invalid timeout error in your SAP environment.