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How To Fix FDT_EXPRESSIONS510 - Invalid operator '&1' used with structures


SAP Error Message - Details

  • Message type: E = Error

  • Message class: FDT_EXPRESSIONS - Formula & Derivation Tool: Expressions

  • Message number: 510

  • Message text: Invalid operator '&1' used with structures

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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.



    What else can you do?

    First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

    Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

    You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.


Smart SAP Assistant

  • What is the cause and solution for SAP error message FDT_EXPRESSIONS510 - Invalid operator '&1' used with structures ?

    The SAP error message FDT_EXPRESSIONS510 indicates that there is an invalid operator being used with structures in a formula or expression within the SAP system, particularly in the context of the Flexible Data Import (FDI) or Flexible Data Transfer (FDT) functionalities.

    Cause:

    This error typically arises when:

    1. An operator (like +, -, *, /, etc.) is being applied to a structure or a field that is not compatible with the operation.
    2. The expression is trying to perform calculations or comparisons on complex data types (like structures or tables) instead of simple data types (like integers, strings, etc.).
    3. There may be a syntax error in the expression where the operator is not valid for the data types involved.

    Solution:

    To resolve the error, you can take the following steps:

    1. Check the Expression: Review the expression or formula where the error occurs. Ensure that you are using valid operators for the data types involved. If you are trying to perform operations on structures, consider accessing individual fields within the structure instead.

    2. Use Compatible Data Types: Ensure that the operators are being used with compatible data types. For example, if you are trying to add two fields, make sure both fields are numeric.

    3. Debugging: If you are unsure where the error is occurring, use debugging tools or logs to trace the execution and identify the exact location of the error.

    4. Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific operators and data types that can be used in expressions.

    5. Test with Simple Expressions: If you are working with complex expressions, try breaking them down into simpler parts to isolate the issue.

    6. Seek Help from SAP Community: If the issue persists, consider reaching out to the SAP community forums or support for additional assistance.

    Related Information:

    • SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
    • Data Types in SAP: Familiarize yourself with the different data types in SAP and their compatibility with various operators.
    • FDT Documentation: Review the Flexible Data Transfer documentation for best practices and examples of valid expressions.

    By following these steps, you should be able to identify and correct the cause of the FDT_EXPRESSIONS510 error in your SAP environment.

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