How To Fix IDCN125 - G/L Account &1 has already been assigned to Account Level Hierarchy &2

SAP Error Message - Details

• Message type: E = Error

• Message class: IDCN -

• Message number: 125

• Message text: G/L Account &1 has already been assigned to Account Level Hierarchy &2

What causes this issue?

You are trying to assign <LS>G/L Account</> &V1& to <LS>Account Level
Hierarchy</> &V2&, but the G/L account is already assigned.

System Response

Each <LS>G/L Account</> can be assigned to <LS>Account Level Hierarchy
</> only once.

How to fix this error?

Add unassigned G/L accounts to <LS>Account Level Hierarchy</>.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IDCN125 - G/L Account &1 has already been assigned to Account Level Hierarchy &2 ?

  The SAP error message IDCN125 indicates that a General Ledger (G/L) account has already been assigned to a specific account level hierarchy. This typically occurs when you attempt to assign a G/L account to an account hierarchy that it is already part of, which is not allowed in the system.
  Cause:
  The error arises due to the following reasons:
  
  Duplicate Assignment: The G/L account you are trying to assign is already linked to the specified account level hierarchy.
  Hierarchy Structure: The account hierarchy structure does not allow for multiple assignments of the same G/L account to the same hierarchy.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Navigate to the account hierarchy configuration in SAP.
  Verify if the G/L account is already assigned to the specified hierarchy. You can do this by checking the hierarchy settings in the relevant transaction (e.g., transaction code OKEQ for account hierarchy).
  
  
  
  Remove Duplicate Assignment:
  
  If the G/L account is indeed already assigned and you need to change it, you may need to remove it from the existing hierarchy before assigning it to a new one.
  Use the appropriate transaction to modify the hierarchy assignments.
  
  
  
  Review Hierarchy Structure:
  
  Ensure that the hierarchy structure allows for the intended assignment. If necessary, consult with your SAP administrator or financial team to understand the implications of changing hierarchy assignments.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to account hierarchies and G/L account assignments for additional guidance.
  
  
  
  Testing:
  
  After making changes, test the assignment again to ensure that the error does not reoccur.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OKEQ (for account hierarchy) and FS00 (for G/L account master data).
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  User Roles: Ensure that you have the necessary permissions to make changes to account hierarchies and G/L accounts.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in financial accounting within SAP.