How To Fix SDS_COMMON027 - HTTP client: receive method failed with return code SY_SUBRC &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SDS_COMMON -

• Message number: 027

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

What causes this issue?

While data was received by HTTP connection, 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 IF_HTTP_CLIENT~SEND of class CL_HTTP_CLIENT returned the error
code &V1&
The error codes can be mapped to the following exceptions of the method:
1 = HTTP_COMMUNICATION_FAILURE
2 = HTTP_INVALID_STATE
3 = HTTP_PROCESSING_FAILED

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_COMMON027 - HTTP client: receive method failed with return code SY_SUBRC &1 ?

  The SAP error message SDS_COMMON027 with the description "HTTP client: receive method failed with return code SY_SUBRC &1" typically indicates that there was an issue with the HTTP communication between the SAP system and an external service or server. 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 external service.
  Timeouts: The request may have timed out due to slow response from the external service.
  Incorrect URL: The URL being accessed may be incorrect or the service may not be available.
  Authentication Issues: If the external service requires authentication, there may be issues with the credentials being used.
  Firewall or Proxy Issues: Firewalls or proxy settings may be blocking the HTTP request.
  Service Unavailability: The external service may be down or experiencing issues.
  
  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.
  Review the URL: Verify that the URL being accessed is correct and that the external service is up and running.
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings in the HTTP client configuration.
  Check Authentication: Ensure that the correct authentication method and credentials are being used. If necessary, update the credentials in the SAP system.
  Review Firewall/Proxy Settings: Check if there are any firewall rules or proxy settings that might be blocking the HTTP request. Adjust them as necessary.
  Check Logs: Review the SAP application logs (transaction SLG1) for more detailed error messages that might provide additional context.
  Test with External Tools: Use tools like Postman or curl to test the external service independently of SAP to see if it responds correctly.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific error message or HTTP client functionality.
  Transaction Codes: Use transaction codes like SICF to manage HTTP services and SMICM to monitor the Internet Communication Manager.
  Debugging: If you have access to the ABAP code, consider debugging the HTTP client call to see where it fails.
  
  If the issue persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance, providing them with the specific return code and any relevant logs.