How To Fix FKKEXC205 - Grouping key &3 has already been processed further

FKKEXC205 - Overview

• Message type: E = Error

• Message class: FKKEXC - Message Class for External Payments

• Message number: 205

• Message text: Grouping key &3 has already been processed further

What causes this issue?

You tried to post a payment for grouping key &V3& in the system.
Follow-on actions have already been executed in the system for grouping
key &V3& (payment category &V4&) of branch &V1&, cash desk &V2&.

System Response

The system does not permit the posting of the payment to grouping key
&V3&.

How to fix this error?

You have to send the payment again with a different grouping key.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKEXC205 - Grouping key &3 has already been processed further ?

  The SAP error message FKKEXC205, which states "Grouping key &3 has already been processed further," typically occurs in the context of contract accounts receivable and payable (FI-CA) when there is an attempt to process a grouping key that has already been processed in a previous transaction. This can happen during various operations, such as posting payments, clearing items, or executing mass processing functions.
  
  Cause:
  
  Duplicate Processing: The grouping key (which is often related to a specific transaction or batch of transactions) has already been processed in a previous step, and the system does not allow it to be processed again to maintain data integrity.
  Incorrect Sequence of Operations: The error may arise if the operations are not performed in the correct sequence, leading to attempts to reprocess already completed transactions.
  System 
  Configuration Issues: There may be configuration settings in the FI-CA module that are causing the system to incorrectly identify the status of the