How To Fix FINS_RECON348 - Open item in BSEG_ADD, missing in FAGLBSIS_BCK: &1 message(s)

FINS_RECON348 - Overview

• Message type: E = Error

• Message class: FINS_RECON - SAP S/4HANA Finance Migration: Reconciliation

• Message number: 348

• Message text: Open item in BSEG_ADD, missing in FAGLBSIS_BCK: &1 message(s)

What causes this issue?

There are open line items in table BSEG_ADD which are <ZH>not</>
available in the index table FAGLBSIS_BCK but these open line items are
already available in the index table FAGLBSAS_BCK.

System Response

The system informs about this inconsistency which has to be corrected in
your productive system before starting the data migration.

How to fix this error?

This inconsistency can be corrected by program 'FIN_CORR_MIG_ERROR_SFIN'
in the original source system (i. e. your productive system):
If you want to correct inconsistencies concerning clearing information
found in migration to S/4HANA Finance, then you have to start program
FIN_CORR_MIG_ERROR_SFIN in the original source system. The
inconsistencies which have to be corrected are determined by a RFC-call
from the original source system to this system. For more information,
read the program documentation of program FIN_CORR_MIG_ERROR_SFIN in the
original source system.
This procedure of correction in the original source system will ensure
that these inconsistencies will not occur in future test migrations any
more.

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_RECON348 - Open item in BSEG_ADD, missing in FAGLBSIS_BCK: &1 message(s) ?

  The SAP error message FINS_RECON348 indicates that there is a discrepancy between the open items in the BSEG_ADD table and the entries in the FAGLBSIS_BCK table. This typically occurs during the reconciliation process between the General Ledger (GL) and the sub-ledgers, particularly when dealing with the new General Ledger (New GL) functionality in SAP.
  
  Cause:
  
  Data Inconsistency: The primary cause of this error is a data inconsistency between the BSEG_ADD (which contains additional line item data for accounting documents) and FAGLBSIS_BCK (which is a backup table for the new GL).
  Missing Entries: There may be open items in the BSEG_ADD table that do not have corresponding entries in the FAGLBSIS_BCK table.
  Incorrect Configuration: Configuration issues in the New GL settings or during the migration process can lead to this error.
  Data Migration Issues: If data was migrated from an older version of SAP or from another system, it may not have been properly reconciled.
  
  
  Solution:
  
  Reconcile Data: