How To Fix FI231 - G/L account & is different to your FM G/L account assignment

FI231 - Overview

• Message type: E = Error

• Message class: FI - TR-FM Funds Management

• Message number: 231

• Message text: G/L account & is different to your FM G/L account assignment

What causes this issue?

You want to enter a line item and you have entered a G/L account for
this. There are already binding G/L account assignments in FM account
assignments.
The G/L account you have entered is not allowed with regard to the
existing G/L account assignments.

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?

Change either the FM account assignment or the G/L account.

Error message extract from SAP system. Copyright SAP SE.

FI231 - Details

• The SAP error message FI231 indicates that there is a mismatch between the General Ledger (G/L) account and the Funds Management (FM) G/L account assignment. This typically occurs when you are trying to post a transaction that involves both financial accounting and funds management, and the G/L account you are using is not properly configured to work with the specified FM account assignment.
  
  Cause:
  
  
  Configuration Issues: The G/L account may not be assigned to the correct FM account assignment category in the system.
  Account Assignment: The G/L account being used may not be set up to allow for FM account assignments, or it may be set up for a different FM area.
  Transaction Type: The type of transaction being processed may require a specific G/L account that is not compatible with the FM account assignment being used.
  Master Data Issues: The master data for either the G/L account or the FM account may be incomplete