How To Fix /IWPGW/TGW_TCM_MSG100 - Creating HTTP client for destination &1 failed (RC:&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWPGW/TGW_TCM_MSG -

• Message number: 100

• Message text: Creating HTTP client for 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.

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 /IWPGW/TGW_TCM_MSG100 - Creating HTTP client for destination &1 failed (RC:&2) ?

  The SAP error message /IWPGW/TGW_TCM_MSG100 Creating HTTP client for destination &1 failed (RC:&2) typically indicates an issue with the HTTP connection to a specified destination in the SAP system. This error can occur in various scenarios, such as when trying to access external services or when integrating with other systems.
  Causes:
  
  Incorrect Destination Configuration: The HTTP destination specified in the error message may not be configured correctly in the SAP system (transaction SM59).
  Network Issues: There may be network connectivity issues preventing the SAP system from reaching the specified destination.
  Firewall Restrictions: Firewalls or security settings may be blocking the HTTP requests to the destination.
  SSL/TLS Issues: If the destination uses HTTPS, there may be issues with SSL certificates or TLS settings.
  Authorization Issues: The user or service account may not have the necessary permissions to access the destination.
  Service Unavailability: The external service you are trying to reach may be down or not responding.
  
  Solutions:
  
  
  Check Destination Configuration:
  
  Go to transaction SM59 and verify the configuration of the HTTP destination. Ensure that the URL, connection type, and other parameters are correct.
  Test the connection from SM59 to see if it is successful.
  
  
  
  Network Connectivity:
  
  Use tools like ping or telnet to check if the SAP system can reach the destination server.
  Ensure that the network settings are correct and that there are no issues with routing.
  
  
  
  Firewall Settings:
  
  Check with your network/security team to ensure that the necessary ports are open and that there are no firewall rules blocking the connection.
  
  
  
  SSL/TLS Configuration:
  
  If using HTTPS, ensure that the SSL certificates are valid and properly installed in the SAP system.
  Check the SSL settings in transaction STRUST to ensure that the correct SSL client and server settings are in place.
  
  
  
  Authorization:
  
  Verify that the user or service account being used to make the HTTP call has the necessary authorizations to access the destination.
  
  
  
  Service Availability:
  
  Check if the external service is up and running. You can do this by trying to access the service directly through a web browser or using tools like curl.
  
  
  
  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 (transaction SLG1) for more detailed error messages.
  Use transaction ST22 to check for dumps that may provide additional context.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  
  
  By following these steps, you should be able to diagnose and resolve the issue causing the HTTP client creation failure in your SAP system.