How To Fix SRT_WSP3159 - Wrong authentication (HTTP Error '&1') for accesing WSDL '&2&3&4'

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_WSP3 - SRT: Web Service Configuration Messages 3

• Message number: 159

• Message text: Wrong authentication (HTTP Error '&1') for accesing WSDL '&2&3&4'

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP3159 - Wrong authentication (HTTP Error '&1') for accesing WSDL '&2&3&4' ?

  The SAP error message SRT_WSP3159 indicates that there is a problem with the authentication when trying to access a WSDL (Web Services Description Language) file. This error typically occurs in the context of SAP's web services and can be caused by several factors. Below are the potential causes, solutions, and related information for this error:
  Causes:
  
  Incorrect Credentials: The username or password used for authentication may be incorrect.
  Authentication Method: The authentication method configured in the SAP system may not match the method expected by the web service.
  Service Configuration: The web service may not be properly configured to allow access to the WSDL.
  Network Issues: There may be network-related issues preventing proper communication between the SAP system and the web service.
  Authorization Issues: The user may not have the necessary authorizations to access the web service.
  Expired Credentials: The credentials being used may have expired or been revoked.
  
  Solutions:
  
  Verify Credentials: Check the username and password being used for authentication. Ensure they are correct and have not changed.
  Check Authentication Method: Ensure that the authentication method (e.g., Basic Authentication, OAuth, etc.) is correctly configured in both the SAP system and the web service.
  Review Service Configuration: Ensure that the web service is correctly configured to allow access to the WSDL. Check the service endpoint and ensure it is reachable.
  Network Troubleshooting: Test the network connection to the web service. Use tools like ping or curl to check connectivity.
  User Authorizations: Verify that the user has the necessary authorizations to access the web service. Check roles and permissions in the SAP system.
  Update Credentials: If the credentials have expired, update them in the SAP system and ensure they are valid.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Web Service Logs: Review the logs for the web service to see if there are any additional error messages or details that can help diagnose the issue.
  SAP Community: Consider searching or posting in the SAP Community forums for insights from other users who may have encountered similar issues.
  Documentation: Refer to the official SAP documentation for web services and authentication methods for more detailed guidance.
  
  By following these steps, you should be able to identify and resolve the issue causing the SRT_WSP3159 error.