How To Fix FINS_CFIN_AC_CFG020 - Mapping action for G/L accounts already defined; data not saved.

FINS_CFIN_AC_CFG020 - Overview

• Message type: E = Error

• Message class: FINS_CFIN_AC_CFG - Central Finance: Configuration

• Message number: 020

• Message text: Mapping action for G/L accounts already defined; data not saved.

What causes this issue?

In system configuration, you have defined a mapping action for both
mapping action for both mapping entities
<LB>GENERAL_LEDGER_ACC_MASTER_ID </> and
<LB>FIN_ACC_CHART_OF_ACC_ITEM_ID</> for the same source system.
Your data contains a mapping action for <LB>GENERAL_LEDGER_ACC_MASTER_ID
</> and source system &V1& and a mapping action for
<LB>FIN_ACC_CHART_OF_ACC_ITEM_ID</> and source system &V2&.

System Response

The system does <ZH>not</> save your changes.

Procedure for System Administrators

Make sure that for one source system you only define one mapping action
either for <LB>GENERAL_LEDGER_ACC_MASTER_ID</> or
<LB>FIN_ACC_CHART_OF_ACC_ITEM_ID</>.

Error message extract from SAP system. Copyright SAP SE.

FINS_CFIN_AC_CFG020 - Details

• The SAP error message FINS_CFIN_AC_CFG020 indicates that there is an issue with the mapping of General Ledger (G/L) accounts in the Central Finance (CFIN) configuration. Specifically, it means that a mapping action for the G/L accounts you are trying to define has already been established, and as a result, the system is preventing you from saving the new mapping.
  
  Cause:
  
  Duplicate Mapping: The most common cause of this error is that the G/L account mapping you are trying to create already exists in the system. This can happen if the mapping was previously defined and not deleted or if there was an attempt to create a mapping for the same account again.
  
  Configuration Issues: There may be inconsistencies or errors in the configuration settings related to Central Finance, particularly in the mapping of accounts.
  Data Integrity: The system is designed to maintain data integrity, and it will not allow duplicate entries for G/L account