How To Fix ESH_ADAPT_MSG030 - Error calling the external HTTP service &1

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ADAPT_MSG - Adapter Messages

• Message number: 030

• Message text: Error calling the external HTTP service &1

What causes this issue?

Calling the external HTTP service failed.

System Response

The system returns an HTTP communication error.

How to fix this error?

Check the global proxy settings and make sure that the entered
authorization settings are correct.

Procedure for System Administrators

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 ESH_ADAPT_MSG030 - Error calling the external HTTP service &1 ?

  The SAP error message ESH_ADAPT_MSG030 indicates that there was an issue when calling an external HTTP service. This error can occur in various scenarios, particularly when using SAP's Enterprise Search or other applications that rely on external web services.
  Causes:
  
  Network Issues: The server may be unable to reach the external HTTP service due to network problems, such as firewall restrictions or DNS resolution issues.
  Service Unavailability: The external HTTP service may be down or not responding.
  Incorrect URL: The URL configured for the external service may be incorrect or malformed.
  Authentication Issues: If the external service requires authentication, the credentials may be incorrect or missing.
  Timeouts: The request to the external service may be timing out due to slow response times.
  Configuration Errors: There may be misconfigurations in the SAP system related to the HTTP service settings.
  
  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 Service Status: Check if the external HTTP service is up and running. You can do this by accessing the service directly through a web browser or using tools like curl.
  Review URL Configuration: Double-check the URL configured in the SAP system for the external service. Make sure it is correct and properly formatted.
  Authentication Credentials: If the service requires authentication, verify that the correct credentials are being used and that they are properly configured in SAP.
  Increase Timeout Settings: If timeouts are an issue, consider increasing the timeout settings for the HTTP service calls in the SAP configuration.
  Check SAP Logs: Review the SAP application logs (transaction SLG1) for more detailed error messages that may provide additional context about the failure.
  Consult Documentation: Refer to the SAP documentation for the specific application or service you are using to ensure that all configurations are correct.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SMICM to monitor HTTP connections or SICF to manage HTTP services in SAP.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to this error.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed logs and error messages for further analysis.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the ESH_ADAPT_MSG030 error.