How To Fix ESH_FL_MSG158 - Creation of HTTP connection &1 failed

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_FL_MSG - File Processing

• Message number: 158

• Message text: Creation of HTTP connection &1 failed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_FL_MSG158 - Creation of HTTP connection &1 failed ?

  The SAP error message ESH_FL_MSG158, which states "Creation of HTTP connection &1 failed," typically indicates that there is an issue with establishing an HTTP connection to a specified service or endpoint. This error can occur in various contexts, such as when using SAP Enterprise Search or other applications that rely on HTTP connections.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target HTTP service.
  Incorrect URL: The URL specified for the HTTP connection may be incorrect or malformed.
  Service Unavailability: The target service may be down or not reachable at the moment.
  Firewall Restrictions: Firewalls or security settings may be blocking the HTTP connection.
  Proxy Configuration: If a proxy is required to access the internet or specific services, it may not be configured correctly in the SAP system.
  Authentication Issues: If the target service requires authentication, and the credentials are incorrect or missing, the connection may fail.
  SSL/TLS Issues: If the connection is over HTTPS, there may be issues with SSL certificates or TLS settings.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the target service. You can use tools like ping or telnet to test connectivity.
  Verify URL: Double-check the URL for correctness, including the protocol (HTTP/HTTPS), hostname, port, and path.
  Service Status: Confirm that the target service is up and running. You can try accessing the URL directly from a web browser or using tools like curl.
  Firewall Settings: Review firewall rules to ensure that they allow traffic to the target service.
  Proxy Configuration: If a proxy is needed, ensure that it is correctly configured in the SAP system. You can check the settings in transaction SM59 (RFC Destinations).
  Authentication: If the service requires authentication, ensure that the correct credentials are provided in the connection settings.
  SSL/TLS Configuration: If using HTTPS, check the SSL certificate validity and ensure that the SAP system trusts the certificate authority (CA) that issued the service's certificate.
  
  Related Information:
  
  Transaction SM59: Use this transaction to manage RFC destinations and check the configuration of the HTTP connection.
  Transaction SNOTE: Check for any relevant SAP Notes that may address known issues or provide patches related to HTTP connections.
  SAP Community: The SAP Community forums can be a valuable resource for finding similar issues and solutions shared by other users.
  SAP Documentation: Refer to the official SAP documentation for detailed information on configuring HTTP connections and troubleshooting connectivity issues.
  
  If the problem persists after checking these areas, consider reaching out to your SAP Basis team or SAP support for further assistance.