How To Fix /IWPGW/TGW_TCM_MSG103 - Sending HTTP request to destination &1 failed (RC:&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWPGW/TGW_TCM_MSG -

• Message number: 103

• Message text: Sending HTTP request to destination &1 failed (RC:&2)

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 /IWPGW/TGW_TCM_MSG103 - Sending HTTP request to destination &1 failed (RC:&2) ?

  The SAP error message /IWPGW/TGW_TCM_MSG103 Sending HTTP request to destination &1 failed (RC:&2) typically indicates that there was a failure in sending an HTTP request to a specified destination in the SAP system. This error can occur in various scenarios, particularly when dealing with HTTP-based communication, such as when using SAP Gateway or when integrating with external systems.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target destination.
  Incorrect Destination Configuration: The HTTP destination may not be configured correctly in the SAP system (transaction SM59).
  Firewall Restrictions: Firewalls or security settings may be blocking the HTTP request.
  Service Unavailability: The target service may be down or not reachable.
  Authentication Issues: There may be issues with the credentials used to access the destination.
  Timeouts: The request may be timing out due to slow response times from the target system.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the target destination. You can use tools like ping or telnet to test connectivity.
  Verify Destination Configuration:
  
  Go to transaction SM59 and check the configuration of the HTTP destination.
  Ensure that the URL is correct and that the connection type is set appropriately (e.g., HTTP or HTTPS).
  
  
  Check Firewall Settings: Ensure that there are no firewall rules blocking the HTTP requests from the SAP system to the destination.
  Test the Service: Manually test the target service using a web browser or a tool like Postman to ensure it is up and running.
  Review Authentication: If the destination requires authentication, verify that the credentials are correct and that the authentication method is supported.
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings in the destination configuration.
  Check SAP Gateway Logs: Review the logs in transaction SLG1 for any additional error messages that may provide more context.
  
  Related Information:
  
  Transaction Codes:
  
  SM59: To manage RFC destinations.
  SLG1: To view application logs.
  SICF: To manage HTTP services.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  Documentation: Review SAP documentation on configuring HTTP destinations and troubleshooting connectivity issues.
  
  By following these steps, you should be able to identify and resolve the cause of the error message /IWPGW/TGW_TCM_MSG103.