How To Fix /IWBEP/CM_MGW_RT229 - HTTP client create failed (return code: '&1')

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/CM_MGW_RT -

• Message number: 229

• Message text: HTTP client create failed (return code: '&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 /IWBEP/CM_MGW_RT229 - HTTP client create failed (return code: '&1') ?

  The SAP error message /IWBEP/CM_MGW_RT229 HTTP client create failed (return code: '&1') typically indicates an issue with the HTTP client configuration or connectivity when trying to establish a connection to an external service, such as an OData service. The return code (&1) provides additional context about the specific error encountered.
  Possible Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the external service.
  Incorrect URL: The URL configured for the HTTP client might be incorrect or malformed.
  Authentication Issues: If the external service requires authentication, the credentials may be incorrect or missing.
  SSL/TLS Issues: If the connection is over HTTPS, there may be issues with SSL certificates or TLS settings.
  Proxy Configuration: If a proxy is required to reach the external service, it may not be configured correctly.
  Firewall Restrictions: Firewalls may be blocking the connection to the external service.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the external service. You can use tools like ping or telnet to test connectivity.
  Verify URL: Double-check the URL configured in the HTTP client settings to ensure it is correct.
  Review Authentication Settings: If the service requires authentication, verify that the credentials are correct and properly configured in the SAP system.
  SSL/TLS Configuration: If using HTTPS, ensure that the SSL certificates are valid and properly installed in the SAP system. You may need to import the certificate into the SAP trust store.
  Proxy Settings: If a proxy is needed, ensure that the proxy settings are correctly configured in the SAP system.
  Check Firewall Rules: Ensure that there are no firewall rules blocking the connection to the external service.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SICF to check the HTTP services and SMICM to monitor the Internet Communication Manager.
  Logs and Traces: Check the application logs (transaction SLG1) and the HTTP trace (transaction SMICM -> Go to Trace) for more detailed error messages.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the error message.
  
  If the issue persists after checking the above points, consider reaching out to your SAP Basis team or SAP support for further assistance.