How To Fix /PF1/MSG_CONV_XML504 - <&1> has more than one sub element; path &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/MSG_CONV_XML -

• Message number: 504

• Message text: <&1> has more than one sub element; path &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PF1/MSG_CONV_XML504 - <&1> has more than one sub element; path &2 ?

  The SAP error message /PF1/MSG_CONV_XML504 indicates that there is an issue with the XML structure being processed. Specifically, the message states that the element <&1> has more than one sub-element at the specified path &2. This typically occurs during XML parsing or conversion processes where the expected structure of the XML does not match the actual structure.
  Cause:
  
  XML Structure Violation: The XML being processed has multiple occurrences of a sub-element where only one is expected. For example, if the schema defines that an element can only have one child element, but the XML contains multiple, this error will be triggered.
  Incorrect Mapping: If there is a mapping or transformation process involved (like XSLT), it may not be correctly defined, leading to multiple elements being generated.
  Data Quality Issues: The source data that is being converted to XML may have inconsistencies or duplicates that lead to this error.
  
  Solution:
  
  Review XML Structure: Check the XML document being processed to ensure that it adheres to the expected schema. Look for the element <&1> at the path &2 and verify that it contains only one sub-element.
  Adjust Data Source: If the source data is causing the issue, clean up the data to ensure that it does not produce multiple sub-elements for the specified element.
  Modify Mapping/Transformation Logic: If you are using a mapping or transformation tool, review the logic to ensure it correctly handles the expected structure. Adjust the mapping to ensure that it produces the correct number of sub-elements.
  Error Handling: Implement error handling in your XML processing logic to catch such issues early and provide meaningful feedback for debugging.
  
  Related Information:
  
  XML Schema Definition (XSD): If you have an XSD for the XML, review it to understand the expected structure and constraints.
  SAP Documentation: Check SAP's official documentation or support notes related to XML processing for any specific guidelines or known issues.
  Debugging Tools: Use debugging tools available in SAP to trace the XML processing steps and identify where the structure is being violated.
  
  By addressing the root cause of the XML structure violation, you should be able to resolve the error and ensure that the XML is processed correctly.