How To Fix CACSAC1021 - Function module & was called incorrectly

SAP Error Message - Details

• Message type: E = Error

• Message class: CACSAC1 - Actual Commission

• Message number: 021

• Message text: Function module & was called incorrectly

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CACSAC1021 - Function module & was called incorrectly ?

  The SAP error message CACSAC1021, which states that a function module was called incorrectly, typically indicates that there is an issue with the parameters being passed to a function module in the SAP system. This can occur in various contexts, particularly in the SAP Customer Activity Repository (CAR) or SAP Convergent Charging (SAP CC) environments.
  Causes:
  
  Incorrect Parameter Values: The function module may be receiving parameters that are not in the expected format or are out of range.
  Missing Required Parameters: Some required parameters may not have been provided when calling the function module.
  Data Type Mismatch: The data types of the parameters being passed may not match the expected data types defined in the function module.
  Configuration Issues: There may be configuration settings in the system that are not set up correctly, leading to the function module being called incorrectly.
  Custom Code Issues: If there is custom code involved, it may not be handling the function module call correctly.
  
  Solutions:
  
  Check Parameter Values: Review the parameters being passed to the function module and ensure they are correct and in the expected format.
  Review Function Module Documentation: Look at the documentation for the function module to understand the required parameters and their expected data types.
  Debugging: Use the SAP debugger to step through the code and identify where the incorrect call is being made. This can help pinpoint the exact issue.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve known issues with function modules.
  Consult SAP Notes: Search for relevant SAP Notes that may address this specific error message or provide guidance on similar issues.
  Review Custom Code: If there is custom code involved, review it for any logic errors or incorrect handling of the function module call.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific function module to understand its parameters and usage.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Transaction Codes: Use transaction codes like SE37 (Function Module) to view the function module and its parameters directly.
  Error Logs: Check the application logs (transaction SLG1) for more detailed error messages that may provide additional context.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis or development team for further investigation.