How To Fix SDS_COMMON028 - HTTP client: open method failed with return code SY_SUBRC &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SDS_COMMON -

• Message number: 028

• Message text: HTTP client: open method failed with return code SY_SUBRC &1

What causes this issue?

While the HTTP connection was established, an error occurred.

System Response

The connection was closed, the processing was cancelled.

How to fix this error?

Check the documentation for information about errors during HTTP
communication.

Procedure for System Administrators

Method CREATE_BY_URL of class CL_HTTP_CLIENT returned the error code
&V1&
The error codes can be mapped to the following exceptions of the method:
1 = ARGUMENT_NOT_FOUND
2 = PLUGIN_NOT_ACTIVE
3 = INTERNAL_ERROR

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SDS_COMMON028 - HTTP client: open method failed with return code SY_SUBRC &1 ?

  The SAP error message SDS_COMMON028 with the description "HTTP client: open method failed with return code SY_SUBRC &1" typically indicates that there was an issue when trying to open an HTTP connection in an SAP system. The return code SY_SUBRC provides additional information about the nature of the failure.
  Possible Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the target HTTP server.
  Incorrect URL: The URL being accessed may be incorrect or malformed.
  Authentication Issues: If the HTTP request requires authentication, and the credentials are incorrect or missing, this can lead to failure.
  Firewall or Proxy Settings: Firewalls or proxy settings may be blocking the HTTP request.
  SSL/TLS Issues: If the connection is over HTTPS, there may be issues with SSL certificates or TLS settings.
  SAP Configuration: The HTTP client configuration in SAP may not be set up correctly.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the SAP system can reach the target HTTP