How To Fix FKK_BRF002 - Field &1 in structure &2 cannot be aggregated using function &3

SAP Error Message - Details

• Message type: E = Error

• Message class: FKK_BRF - BRF in FICA

• Message number: 002

• Message text: Field &1 in structure &2 cannot be aggregated using function &3

What causes this issue?

You cannot use type of aggregation &V3& for the data category of field
&V1&.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKK_BRF002 - Field &1 in structure &2 cannot be aggregated using function &3 ?

  The SAP error message FKK_BRF002 typically occurs in the context of the SAP Convergent Charging or SAP Contract Accounts Receivable and Payable (FI-CA) modules. This error indicates that there is an issue with the aggregation of a specific field in a structure when using a particular function. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  
  Field Aggregation Issue: The error suggests that the field specified (Field &1) in the structure (Structure &2) cannot be aggregated using the specified function (&3). This could be due to:
  
  The field type not being suitable for aggregation (e.g., trying to sum a text field).
  The aggregation function being inappropriate for the data type of the field.
  Incorrect configuration or mapping in the business rules framework (BRF+).
  
  
  
  Data Model Configuration: There may be issues in the data model configuration where the field is not defined correctly for aggregation.
  
  
  Business Rules: The business rules defined in BRF+ may not align with the data structure or the intended aggregation logic.
  
  
  Solution:
  
  
  Check Field and Structure: Verify the field and structure mentioned in the error message. Ensure that the field is indeed intended to be aggregated and that it is of a compatible data type (e.g., numeric for summation).
  
  
  Review Aggregation Function: Ensure that the aggregation function being used is appropriate for the field type. For example, if the field is a string, you cannot use a sum function.
  
  
  Adjust Business Rules: If the error is related to BRF+, review the business rules to ensure that they are correctly defined and that the aggregation logic is appropriate for the fields being processed.
  
  
  Data Model Review: Check the data model configuration in the relevant SAP module to ensure that all fields are correctly defined and that their properties support the intended operations.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the error message and the context in which it occurs.
  
  
  Debugging: If you have access to the system, consider debugging the process to identify where the aggregation is failing and what data is being passed at that point.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide patches or updates that could resolve the issue.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed.
  Training and Documentation: Ensure that users and administrators are trained on the proper configuration and usage of the BRF+ and data aggregation features in SAP.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.