How To Fix MDG_MDF038 - Conversion not possible (field name &1, &2)


SAP Error Message - Details

  • Message type: E = Error

  • Message class: MDG_MDF - Master Data: Messages

  • Message number: 038

  • Message text: Conversion not possible (field name &1, &2)

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  • 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.

    Unfortunately, there isn't any extra information in this error notice.



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Smart SAP Assistant

  • What is the cause and solution for SAP error message MDG_MDF038 - Conversion not possible (field name &1, &2) ?

    The SAP error message MDG_MDF038 "Conversion not possible (field name &1, &2)" typically occurs in the context of Master Data Governance (MDG) when there is an issue with data conversion or mapping during the data processing or validation phase. This error indicates that the system is unable to convert a value from one format to another for a specific field.

    Causes:

    1. Data Type Mismatch: The value being processed does not match the expected data type for the field. For example, trying to convert a string to a number when the string contains non-numeric characters.
    2. Invalid Data Format: The data format of the input value does not conform to the expected format (e.g., date formats, currency formats).
    3. Missing or Null Values: The field may contain null or missing values that cannot be converted.
    4. Custom Logic or Enhancements: If there are custom validations or enhancements in place, they may be causing the conversion to fail.
    5. Configuration Issues: Incorrect configuration in the MDG data model or mapping settings can lead to conversion errors.

    Solutions:

    1. Check Data Types: Ensure that the data being processed matches the expected data types for the fields. Validate that numeric fields contain only numeric values, and date fields are in the correct format.
    2. Validate Input Data: Review the input data for any invalid formats or characters. Cleanse the data if necessary to ensure it meets the expected criteria.
    3. Handle Null Values: Implement checks to handle null or missing values appropriately. Ensure that the logic accounts for these cases.
    4. Review Custom Logic: If there are any custom enhancements or validations, review the code to ensure that it correctly handles data conversion scenarios.
    5. Check Configuration: Review the MDG configuration settings related to the data model and mappings to ensure they are set up correctly.
    6. Debugging: If the issue persists, consider using debugging tools to trace the execution and identify where the conversion is failing.

    Related Information:

    • SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
    • MDG Documentation: Review the official SAP MDG documentation for best practices on data modeling and validation.
    • Community Forums: Engage with SAP community forums or support channels to see if others have encountered similar issues and found solutions.

    By following these steps, you should be able to identify the root cause of the MDG_MDF038 error and implement a suitable solution.

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