How To Fix /PF1/MSG_AML009 - HTTP connection failure. Unspecified error for destination '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_AML -

• Message number: 009

• Message text: HTTP connection failure. Unspecified error for destination '&1'

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 /PF1/MSG_AML009 - HTTP connection failure. Unspecified error for destination '&1' ?

  The SAP error message /PF1/MSG_AML009 indicating an "HTTP connection failure" with an "unspecified error" for a specific destination typically points to issues related to the configuration or connectivity of the HTTP destination in the SAP system. Here’s a breakdown of potential causes, solutions, and related information:
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target HTTP destination.
  Incorrect Destination Configuration: The HTTP destination may not be configured correctly in the SAP system (e.g., incorrect URL, wrong authentication method).
  Firewall Restrictions: Firewalls or security settings may be blocking the connection to the HTTP destination.
  Service Unavailability: The target service may be down or not reachable at the moment.
  SSL/TLS Issues: If the destination uses HTTPS, there may be issues with SSL certificates or TLS settings.
  Proxy Settings: If a proxy is required to reach the destination, it may not be configured correctly.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to verify connectivity to the destination.
  Ensure that the SAP server can reach the destination URL.
  
  
  
  Verify Destination Configuration:
  
  Go to transaction SM59 in SAP and check the configuration of the HTTP destination.
  Ensure that the URL is correct and that the authentication method is set up properly.
  
  
  
  Review Firewall Settings:
  
  Check if there are any firewall rules that might be blocking the connection to the destination.
  Work with your network/security team to ensure that the necessary ports are open.
  
  
  
  Check Service Availability:
  
  Verify that the target service is up and running. You can try accessing the URL directly from a web browser or using tools like curl.
  
  
  
  SSL/TLS Configuration:
  
  If using HTTPS, ensure that the SSL certificate is valid and trusted by the SAP system.
  Check the SSL settings in transaction STRUST to ensure that the necessary certificates are imported.
  
  
  
  Proxy Configuration:
  
  If a proxy is needed, ensure that it is configured correctly in transaction SM59.
  Check the proxy settings in the SAP system and ensure they match the network requirements.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: To manage RFC destinations.
  STRUST: To manage SSL certificates.
  SICF: To manage HTTP services.
  
  
  
  Logs and Traces:
  
  Check the application logs in transaction SLG1 for more detailed error messages.
  Use transaction ST22 to check for any dumps that might provide additional context.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address specific issues related to HTTP connections.
  
  
  By following these steps, you should be able to diagnose and resolve the HTTP connection failure indicated by the error message /PF1/MSG_AML009. If the issue persists, consider reaching out to SAP support for further assistance.