How To Fix SALERT066 - No response from HTTP destination &

SAP Error Message - Details

• Message type: E = Error

• Message class: SALERT - Messages for the Alert Framework

• Message number: 066

• Message text: No response from HTTP destination &

What causes this issue?

The receiving system has not sent confirmation.
The receiving system is able to send confirmation that it has received
an alert. This confirmation must be in a defined XML format. The
confirmation is optional.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

If no confirmation is to be sent, ignore this message. If one is to be
sent, check whether the receiving system is available. Use transaction
SM59 to test the connection.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SALERT066 - No response from HTTP destination & ?

  The SAP error message SALERT066 indicates that there is no response from the specified HTTP destination. This error typically occurs when the SAP system is trying to send an alert or notification via HTTP, but it cannot reach the destination due to various reasons.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the HTTP destination.
  Incorrect Configuration: The HTTP destination may not be configured correctly in the SAP system (e.g., incorrect URL, missing authentication).
  Destination Unavailable: The HTTP server or service you are trying to reach may be down or not responding.
  Firewall Restrictions: Firewalls or security settings may be blocking the connection to the HTTP destination.
  Timeout Settings: The request may be timing out due to slow response times from the destination server.
  
  Solutions:
  
  
  Check Network Connectivity:
  
  Use tools like ping or traceroute to check if the SAP system can reach the HTTP destination.
  Ensure that there are no network outages or issues.
  
  
  
  Verify HTTP Destination Configuration:
  
  Go to transaction SM59 in the SAP GUI and check the configuration of the HTTP destination.
  Ensure that the URL is correct and that any required authentication (username/password) is properly set up.
  
  
  
  Test the HTTP Connection:
  
  In transaction SM59, you can test the connection to the HTTP destination to see if it is reachable and responding.
  
  
  
  Check Server Status:
  
  Ensure that the HTTP server or service you are trying to reach is up and running. You can do this by accessing the URL directly in a web browser.
  
  
  
  Review Firewall Settings:
  
  Check if there are any firewall rules that might be blocking the connection to the HTTP destination. Work with your network/security team to ensure that the necessary ports are open.
  
  
  
  Adjust Timeout Settings:
  
  If the destination server is slow to respond, consider increasing the timeout settings in the HTTP destination configuration.
  
  
  
  Check SAP Notes:
  
  Look for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM59: To manage and test RFC and HTTP destinations.
  SICF: To manage HTTP services in the SAP system.
  
  
  
  Logs and Traces:
  
  Check the application logs (transaction SLG1) for any additional error messages that might provide more context.
  Use transaction ST22 to check for any dumps that might be related to the issue.
  
  
  
  SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance, providing them with detailed information about the error and the steps you have already taken.
  
  
  
  By following these steps, you should be able to diagnose and resolve the SALERT066 error in your SAP system.