How To Fix XX_FI_MASK031 - Only structure type is allowed for input &1

SAP Error Message - Details

• Message type: E = Error

• Message class: XX_FI_MASK - Mask data in reports

• Message number: 031

• Message text: Only structure type is allowed for input &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message XX_FI_MASK031 - Only structure type is allowed for input &1 ?

  The SAP error message XX_FI_MASK031 with the description "Only structure type is allowed for input &1" typically occurs in the context of data processing or data transfer where a specific data structure is expected, but the input provided does not conform to that expectation.
  Cause:
  This error usually arises when:
  
  A function module or method is expecting a specific structure type as input, but the provided input is of a different type (e.g., a table or a simple data type).
  The input parameter is incorrectly defined in the calling program or function module.
  There may be a mismatch in the data types or structures between the calling program and the called function module.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Input Parameters: Ensure that the input parameter being passed to the function module or method is indeed a structure type. If it is a table or a different data type, modify it to match the expected structure.
  
  
  Review Function Module/Method Definition: Look at the definition of the function module or method you are calling. Check the expected input types and ensure that you are passing the correct structure.
  
  
  Data Declaration: If you are declaring a variable to hold the input data, make sure it is declared as the correct structure type. For example:
  DATA: ls_input TYPE your_structure_type.
  
  
  Debugging: Use the debugger to step through the code and inspect the data being passed to the function/module. This can help identify where the mismatch is occurring.
  
  
  Documentation: Refer to the SAP documentation for the specific function module or method to understand the expected input parameters and their types.
  
  
  Consult with Colleagues or SAP Support: If you are unable to resolve the issue, consider reaching out to colleagues or SAP support for assistance, especially if this is part of a larger integration or data processing task.
  
  
  Related Information:
  
  ABAP Data Types: Familiarize yourself with the different data types in ABAP, especially structures and tables, to avoid similar issues in the future.
  Function Module Documentation: Always check the documentation for any function modules you are using to ensure you understand the expected input and output parameters.
  SAP Notes: Search for any relevant SAP Notes that might address this specific error or provide additional context or solutions.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.