How To Fix C$717 - Function &: Incorrect change attribute for changing parameter &

SAP Error Message - Details

• Message type: E = Error

• Message class: C$ -

• Message number: 717

• Message text: Function &: Incorrect change attribute for changing parameter &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message C$717 - Function &: Incorrect change attribute for changing parameter & ?

  The SAP error message C$717, which states "Function &: Incorrect change attribute for changing parameter &," typically occurs when there is a mismatch in the expected change attribute of a parameter in a function module or method. This error is related to the way parameters are defined and how they are intended to be used within the function.
  Cause:
  
  
  Parameter Definition Mismatch: The function module or method has parameters defined with specific change attributes (e.g., IMPORTING, EXPORTING, CHANGING). If a parameter is defined as CHANGING, it means that the parameter is expected to be modified within the function. If the calling program does not provide the parameter correctly or if it is not intended to be changed, this error can occur.
  
  
  Incorrect Usage in Calling Program: The calling program may be passing a parameter that is not compatible with the expected change attribute of the function module. For example, if a parameter is defined as CHANGING but is passed as an IMPORTING parameter, this will lead to the error.
  
  
  Data Type Issues: Sometimes, the data type of the parameter being passed may not match the expected data type in the function module, leading to this error.
  
  
  Solution:
  
  
  Check Parameter Definitions: Review the function module or method definition to ensure that the parameters are correctly defined with the appropriate change attributes. Make sure that the parameters you are passing match the expected attributes.
  
  
  Correct Calling Program: In the calling program, ensure that you are passing the parameters correctly. If a parameter is defined as CHANGING, make sure you are passing it in a way that allows it to be modified.
  
  
  Data Type Verification: Verify that the data types of the parameters being passed match the expected data types in the function module. If there is a mismatch, correct it in the calling program.
  
  
  Debugging: If the issue persists, consider using the debugger to step through the code and identify where the mismatch is occurring. This can help pinpoint the exact location and reason for the error.
  
  
  Related Information:
  
  Function Module Documentation: Always refer to the documentation of the function module or method you are using to understand the expected parameters and their attributes.
  SAP Notes: Check SAP Notes for any known issues or updates related to the specific function module you are working with.
  Community Forums: If you are unable to resolve the issue, consider reaching out to SAP community forums or support for additional assistance.
  
  By following these steps, you should be able to identify and resolve the cause of the C$717 error in your SAP environment.