How To Fix ESH_SEARCH134 - Sending to HTTP client: HTTP communication unsuccessful

ESH_SEARCH134 - Overview

• Message type: E = Error

• Message class: ESH_SEARCH - ESH Search

• Message number: 134

• Message text: Sending to HTTP client: HTTP communication unsuccessful

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

ESH_SEARCH134 - Details

• The SAP error message ESH_SEARCH134 indicates that there was an issue with HTTP communication when trying to send data to an HTTP client. This error can occur in various scenarios, particularly when using the SAP Enterprise Search (ESH) or when integrating with external systems via HTTP.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the HTTP client.
  Incorrect URL: The URL configured for the HTTP client may be incorrect or unreachable.
  Firewall Restrictions: Firewalls or security settings may be blocking the HTTP requests.
  HTTP Client Configuration: The HTTP client may not be properly configured or may not be running.
  Timeouts: The request may be timing out due to slow response times from the HTTP client.
  Authentication Issues: If the HTTP client requires authentication, incorrect credentials may lead to communication failure.
  SAP System Configuration: There may be misconfigurations in the SAP system settings related to HTTP communication.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP