How To Fix SPRX191 - Invalid schema: expected node '&1' or '&2' within node '&3'

SAP Error Message - Details

• Message type: E = Error

• Message class: SPRX - Proxy Generation

• Message number: 191

• Message text: Invalid schema: expected node '&1' or '&2' within node '&3'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SPRX191 - Invalid schema: expected node '&1' or '&2' within node '&3' ?

  The SAP error message SPRX191 indicates that there is an issue with the XML schema validation during the processing of an XML document. This error typically arises when the XML structure does not conform to the expected schema defined for the specific operation or data exchange.
  Cause:
  The error message "Invalid schema: expected node '&1' or '&2' within node '&3'" suggests that the XML parser encountered a node that it did not expect at a certain point in the XML hierarchy. The placeholders &1, &2, and &3 represent specific node names that the parser was expecting. This can happen due to several reasons:
  
  
  Incorrect XML Structure: The XML document may not be structured correctly according to the expected schema. This could be due to missing nodes, extra nodes, or nodes in the wrong order.
  
  
  Schema Mismatch: The XML document may be based on an outdated or incorrect schema version that does not match the expected schema for the current operation.
  
  
  Data Entry Errors: Manual data entry errors or incorrect data generation processes can lead to malformed XML.
  
  
  Configuration Issues: There may be configuration issues in the SAP system that lead to incorrect schema expectations.
  
  
  Solution:
  To resolve the SPRX191 error, you can take the following steps:
  
  
  Validate XML Structure: Check the XML document against the expected schema. Ensure that all required nodes are present and that the structure matches the schema definition.
  
  
  Review Schema Documentation: Refer to the relevant schema documentation to understand the expected structure and required nodes. This will help you identify what is missing or incorrectly placed.
  
  
  Use XML Validation Tools: Utilize XML validation tools or libraries to validate the XML against the schema. This can help pinpoint the exact location of the error.
  
  
  Check for Updates: If the schema has been updated recently, ensure that you are using the correct version of the schema that matches the current SAP configuration.
  
  
  Debugging: If you have access to debugging tools, you can trace the processing of the XML to see where the error occurs and what the system is expecting at that point.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or updates related to this error message. There may be specific fixes or patches available.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with the XML document and the context in which the error occurs.
  
  
  Related Information:
  
  XML Schema Definition (XSD): Understanding the XML schema definition can help in identifying the expected structure.
  SAP PI/PO: If you are using SAP Process Integration (PI) or Process Orchestration (PO), ensure that the mappings and interfaces are correctly configured.
  Error Logs: Check the application logs in SAP for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the SPRX191 error in your SAP system.