How To Fix SPXN152 - WSDL invalid. Request Message Type has to be set

SAP Error Message - Details

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 152

• Message text: WSDL invalid. Request Message Type has to be set

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SPXN152 - WSDL invalid. Request Message Type has to be set ?

  The SAP error message SPXN152 indicates that there is an issue with the Web Service Definition Language (WSDL) configuration in your SAP system. Specifically, it suggests that the request message type has not been set correctly in the WSDL, which is necessary for the proper functioning of the web service.
  Cause:
  
  Incorrect WSDL Configuration: The WSDL file may not have the correct message type defined for the request. This can happen if the WSDL was manually edited or generated incorrectly.
  Service Definition Issues: The service definition in SAP may not be properly configured, leading to missing or incorrect message types.
  Version Mismatch: There may be a mismatch between the versions of the WSDL and the service implementation in SAP.
  Transport Issues: If the WSDL is being transported between different SAP systems (e.g., from development to production), there may be issues with the transport that affect the WSDL.
  
  Solution:
  
  
  Check WSDL Configuration: Review the WSDL file to ensure that the request message type is correctly defined. You can do this by:
  
  Opening the WSDL in a text editor or an XML viewer.
  Verifying that the <message> element for the request is present and correctly defined.
  
  
  
  Regenerate WSDL: If the WSDL is incorrect, you may need to regenerate it from the SAP service definition. This can typically be done in the SAP GUI:
  
  Go to transaction code SOAMANAGER.
  Navigate to the relevant web service and regenerate the WSDL.
  
  
  
  Check Service Definition: Ensure that the service definition in SAP is complete and correctly configured. This includes checking the service interface and ensuring that all required parameters are defined.
  
  
  Test in Different Environment: If you suspect a transport issue, try testing the WSDL in a different environment (e.g., development or quality assurance) to see if the issue persists.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates regarding this error message. There may be specific patches or updates that address this issue.
  
  
  Debugging: If you have access to the backend, you can debug the web service call to see where the error is occurring and gather more information about the request being sent.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for web services and WSDL configuration for more detailed guidance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists and you have a support contract, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify and resolve the SPXN152 error related to the WSDL configuration in your SAP system.