How To Fix CFD_ODATA_PROXY002 - Unexcpeted XML tag

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_ODATA_PROXY - Custom Fields: Messages of OData Proxy

• Message number: 002

• Message text: Unexcpeted XML tag

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_ODATA_PROXY002 - Unexcpeted XML tag ?

  The SAP error message CFD_ODATA_PROXY002, which indicates "Unexpected XML tag," typically occurs in the context of OData services when the XML response from the service does not match the expected structure defined in the OData model. This can happen for various reasons, including issues with the service implementation, incorrect data being returned, or mismatches between the client and server expectations.
  Causes:
  
  Service Implementation Issues: The OData service may not be implemented correctly, leading to unexpected XML structures in the response.
  Data Issues: The data being returned by the service may contain unexpected values or structures that do not conform to the defined OData model.
  Version Mismatch: There may be a mismatch between the OData service version and the client application, leading to incompatibilities in the expected XML format.
  Network Issues: Intermittent network issues could lead to incomplete or corrupted responses.
  Configuration Errors: Incorrect configuration settings in the OData service or the client application can lead to unexpected behavior.
  
  Solutions:
  
  Check Service Implementation: Review the OData service implementation to ensure that it adheres to the OData standards and that the XML response structure is correct.
  Validate Data: Ensure that the data being returned by the service is valid and conforms to the expected schema. You may need to check for any special characters or unexpected data types.
  Update Client/Server: Ensure that both the client and server are using compatible versions of the OData protocol. If necessary, update the client application or the OData service.
  Test with Tools: Use tools like Postman or SAP Gateway Client to test the OData service independently. This can help identify if the issue is with the service itself or with the client application.
  Check Logs: Review the logs on both the client and server sides for any additional error messages or warnings that could provide more context about the issue.
  Consult Documentation: Refer to the SAP documentation for OData services to ensure that you are following best practices and guidelines.
  
  Related Information:
  
  SAP Gateway: Understanding how SAP Gateway works and how it handles OData services can provide insights into potential issues.
  OData Protocol: Familiarity with the OData protocol and its specifications can help in diagnosing issues related to XML responses.
  SAP Community: Engaging with the SAP Community forums can provide additional insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.