How To Fix ESH_ESAAS_MSG049 - HTTP code 401 Unauthorized: Missing or bad authentication

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ESAAS_MSG - Search as a Service (ESaaS)

• Message number: 049

• Message text: HTTP code 401 Unauthorized: Missing or bad authentication

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 ESH_ESAAS_MSG049 - HTTP code 401 Unauthorized: Missing or bad authentication ?

  The SAP error message ESH_ESAAS_MSG049 with the HTTP code 401 Unauthorized indicates that there is an issue with authentication when trying to access a service or resource. This typically means that the credentials provided (username, password, token, etc.) are either missing, incorrect, or not authorized to access the requested resource.
  Causes:
  
  Missing Credentials: The request does not include any authentication credentials.
  Incorrect Credentials: The username or password provided is incorrect.
  Expired Credentials: The authentication token or session may have expired.
  Insufficient Permissions: The user account does not have the necessary permissions to access the resource.
  Configuration Issues: There may be misconfigurations in the service or application settings that prevent proper authentication.
  Network Issues: Firewalls or network policies may be blocking the authentication request.
  
  Solutions:
  
  
  Check Credentials:
  
  Ensure that the username and password are correct.
  If using an API token, verify that it is valid and has not expired.
  
  
  
  Provide Credentials:
  
  Make sure that the request includes the necessary authentication headers (e.g., Basic Auth, Bearer Token).
  For Basic Authentication, ensure that the credentials are encoded correctly in Base64.
  
  
  
  Review User Permissions:
  
  Check the user roles and permissions in the SAP system to ensure that the user has access to the requested resource.
  
  
  
  Token Management:
  
  If using OAuth or similar token-based authentication, ensure that the token is refreshed if it has expired.
  
  
  
  Configuration Review:
  
  Review the configuration settings of the service or application to ensure that authentication is set up correctly.
  Check for any changes in the service endpoint or authentication method.
  
  
  
  Network Configuration:
  
  Ensure that there are no network issues or firewall rules blocking the authentication request.
  
  
  
  Logs and Traces:
  
  Check the application logs or traces for more detailed error messages that can provide additional context about the failure.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific service or application you are working with for detailed authentication requirements.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the ESH_ESAAS_MSG049 error.