How To Fix SWF_HTTP128 - XSLT error when importing the WSDL file

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_HTTP - Web Services in the Workflow: Server Functions

• Message number: 128

• Message text: XSLT error when importing the WSDL file

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 SWF_HTTP128 - XSLT error when importing the WSDL file ?

  The SAP error message SWF_HTTP128, specifically related to an XSLT error when importing a WSDL (Web Services Description Language) file, typically indicates that there is an issue with the transformation of the WSDL file into a format that SAP can understand. This can occur due to various reasons, including issues with the WSDL file itself, the XSLT transformation process, or the configuration in the SAP system.
  Causes of SWF_HTTP128 XSLT Error
  
  
  Malformed WSDL: The WSDL file may contain syntax errors or may not conform to the expected structure, which can lead to parsing issues during the XSLT transformation.
  
  
  Unsupported Features: The WSDL may use features or constructs that are not supported by the SAP system or the specific version of the XSLT processor being used.
  
  
  Network Issues: If the WSDL is being fetched from a remote location, network issues or incorrect URLs can lead to incomplete or corrupted WSDL files.
  
  
  XSLT Processor Issues: There may be a problem with the XSLT processor configuration in the SAP system, or the XSLT stylesheet used for transformation may have errors.
  
  
  SAP System Configuration: Incorrect settings in the SAP system related to web services or the specific transaction being used can also lead to this error.
  
  
  Solutions
  
  
  Validate the WSDL: Use a WSDL validation tool to check for syntax errors or structural issues in the WSDL file. Ensure that it adheres to the WSDL standards.
  
  
  Check for Unsupported Features: Review the WSDL for any advanced features that may not be supported by SAP. Simplifying the WSDL may help.
  
  
  Test Network Connectivity: If the WSDL is being accessed over the network, ensure that the URL is correct and that there are no network issues preventing access.
  
  
  Review XSLT Stylesheet: If you have access to the XSLT stylesheet being used for transformation, review it for errors. Ensure that it is compatible with the WSDL being imported.
  
  
  Check SAP Configuration: Review the configuration settings in the SAP system related to web services. Ensure that all necessary components are correctly configured.
  
  
  Use Alternative Import Methods: If the issue persists, consider manually creating the service interface in SAP instead of importing the WSDL.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error.
  
  
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, providing them with the error details and the WSDL file in question.
  
  
  Related Information
  
  SAP Documentation: Refer to the official SAP documentation for web services and WSDL handling for specific guidelines and best practices.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  Error Logs: Check the SAP system logs for additional error messages or stack traces that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the SWF_HTTP128 XSLT error when importing a WSDL file in SAP.