How To Fix SCRL479 - Provide a valid structure for parameter &1 of method &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: SCRL - Messages for custom resuse libraries

• Message number: 479

• Message text: Provide a valid structure for parameter &1 of method &2.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SCRL479 - Provide a valid structure for parameter &1 of method &2. ?

  The SAP error message SCRL479, which states "Provide a valid structure for parameter &1 of method &2," typically occurs in the context of ABAP programming when a method is called with an invalid or incorrectly structured parameter. This error indicates that the parameter being passed does not match the expected structure defined in the method's interface.
  Cause:
  
  Incorrect Parameter Type: The parameter being passed does not match the expected data type or structure defined in the method.
  Missing Fields: The structure being passed may be missing required fields that the method expects.
  Incorrect Structure Definition: The structure defined in the ABAP Dictionary (SE11) may not align with what the method is expecting.
  Data Type Mismatch: There may be a mismatch in the data types (e.g., passing a string when an integer is expected).
  
  Solution:
  
  Check Method Definition: Review the method definition in the class or interface to understand the expected structure of the parameter. Ensure that the parameter you are passing matches this definition.
  Validate Structure: If you are using a custom structure, ensure that it is correctly defined in the ABAP Dictionary and contains all required fields.
  Debugging: Use the ABAP debugger to inspect the value and structure of the parameter being passed at runtime. This can help identify discrepancies.
  Adjust Parameter: Modify the code where the method is called to ensure that the parameter being passed is a valid instance of the expected structure.
  Documentation: Refer to the documentation of the method to understand any specific requirements or constraints regarding the parameter.
  
  Related Information:
  
  ABAP Dictionary (SE11): Use this transaction to check the definition of the structures and data types.
  Class/Method Documentation: If the method is part of a standard SAP class, refer to the SAP Help Portal or the method documentation for additional details.
  Debugging Tools: Familiarize yourself with the ABAP debugger to step through the code and inspect variable values and types.
  
  By following these steps, you should be able to resolve the SCRL479 error and ensure that the parameters passed to methods are valid and correctly structured.