How To Fix FAGL_MIG126 - The documents listed have been included in the Customizing table

FAGL_MIG126 - Overview

• Message type: E = Error

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

• Message number: 126

• Message text: The documents listed have been included in the Customizing table

What causes this issue?

The listed documents have been included in the Customizing table for
maintaining document-specific business transaction assignments.
Previously existing entries for the document keys were <ZH>not</>
overwritten. All entries transferred start off with the status
<LS>Inactive</>.

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?

In the case of documents containing errors, make the correct assignment
to a business transaction/business transaction variant under
<DS:SIMG.FAGL_V_FAGL_MIG_PROC>Define Alternative Business Transaction
Assignment</> and set the entry to status <LS>Active</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FAGL_MIG126 - Details

• The SAP error message FAGL_MIG126 indicates that certain documents have been included in the customizing table, which typically relates to the migration of financial documents in the context of the New General Ledger (New GL) functionality in SAP. This error often arises during the migration process when the system detects that specific documents are already accounted for in the customizing settings, which can prevent further processing or migration.
  
  Cause:
  
  Existing Entries in Customizing Table: The error usually occurs when there are entries in the customizing table that conflict with the documents being processed. This can happen if the documents have already been migrated or if there are inconsistencies in the configuration.
  Incorrect Configuration: If the customizing settings for the New GL are not properly configured, it can lead to this error.
  Data Integrity Issues: There may be issues with the data integrity of the documents being migrated, such as duplicates or inconsistencies.
  
  
  Solution:
  
  Check Customizing Settings: