How To Fix SRT_WSP3156 - No Binding found in WSDL

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 156

• Message text: No Binding found in WSDL

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_WSP3156 - No Binding found in WSDL ?

  The SAP error message SRT_WSP3156: No Binding found in WSDL typically occurs when there is an issue with the Web Service Definition Language (WSDL) file that is being used in the context of SAP's web service consumption or exposure. This error indicates that the WSDL does not contain a binding element, which is necessary for the service to function correctly.
  Causes:
  
  Missing Binding Element: The WSDL file does not have a <binding> element defined, which is essential for specifying how the service operations are to be invoked.
  Incorrect WSDL URL: The URL provided for the WSDL might be incorrect or inaccessible, leading to a failure in retrieving the correct WSDL structure.
  WSDL Generation Issues: If the WSDL is generated dynamically, there may be issues in the generation logic that prevent the binding from being included.
  Service Configuration Issues: The service might not be properly configured in the SAP system, leading to an incomplete or incorrect WSDL.
  Network Issues: There could be network-related issues preventing access to the WSDL file.
  
  Solutions:
  
  
  Check the WSDL File: Open the WSDL file in a text editor or a WSDL viewer and ensure that it contains a <binding> element. If it is missing, you may need to regenerate the WSDL or correct the service definition.
  
  
  Validate WSDL URL: Ensure that the URL you are using to access the WSDL is correct and that the WSDL is accessible from the SAP system. You can test the URL in a web browser or use tools like Postman.
  
  
  Regenerate WSDL: If the WSDL is generated dynamically, check the service implementation and regenerate the WSDL to ensure it includes all necessary elements.
  
  
  Review Service Configuration: Check the configuration of the web service in the SAP system. Ensure that all necessary settings are correctly defined, including the service endpoint and binding details.
  
  
  Check for Network Issues: Ensure that there are no network issues preventing access to the WSDL. This includes checking firewalls, proxies, and network connectivity.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for specific guidance related to the version of SAP you are using, as there may be version-specific considerations.
  
  
  Related Information:
  
  WSDL Structure: Understanding the structure of a WSDL file can help in identifying missing elements. A typical WSDL includes <definitions>, <types>, <message>, <portType>, <binding>, and <service> elements.
  SAP PI/PO: If you are using SAP Process Integration (PI) or Process Orchestration (PO), ensure that the integration scenarios are correctly configured and that the WSDL is correctly defined in the Enterprise Services Repository (ESR).
  SAP Notes: Check SAP Notes for any known issues or patches related to the specific version of SAP you are using.
  
  By following these steps, you should be able to diagnose and resolve the SRT_WSP3156 error effectively.