How To Fix FAGL_MIG125 - An entry with other values already exists: &1 &2 &3

FAGL_MIG125 - Overview

• Message type: E = Error

• Message class: FAGL_MIG - Migration to New General Ledger Accounting

• Message number: 125

• Message text: An entry with other values already exists: &1 &2 &3

What causes this issue?

You have made an entry for a document. There are already entries with
the same values in the <ZK>Reference Transaction </>and <ZK>Reference
Key</> fields as in the new document. However, the existing entires have
a different business transaction, business transaction variant, or
status.
Only one business transaction, business transaction variant, and status
are permitted for each reference transaction and reference key.

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?

Check your entries.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FAGL_MIG125 - Details

• The SAP error message FAGL_MIG125 indicates that during a migration process, an entry with the same key values already exists in the target table. This typically occurs when you are trying to migrate data from one system to another or during a data migration project, such as migrating from classic General Ledger to New General Ledger (New GL).
  
  Cause:
  The error is caused by the presence of duplicate entries in the data you are trying to migrate. Specifically, it means that the combination of the values represented by &1, &2, and &3 (which are placeholders for specific field values) already exists in the target table. This can happen due to:
  
  Duplicate Data: The source data may contain duplicates that are not being handled before migration.
  Incorrect Mapping: The mapping of fields during the migration process may not be set up correctly, leading to conflicts.
  Previous Migration Attempts: If a migration was attempted previously and not