How To Fix FINS_RECON736 - COSS exists but not COSS_BAK - &1 &2 &3

FINS_RECON736 - Overview

• Message type: E = Error

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

• Message number: 736

• Message text: COSS exists but not COSS_BAK - &1 &2 &3

What causes this issue?

There is a mismatch between view COSS and the former totals table,
stored in COSS_BAK.

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?

One possible cause of this reconciliation error is missing company code
value (BUKRS) in the source tables COEP or COSS_BAK. Please check
corresponding detailed messages FINS_RECON 712/717 (Empty field
COEP-BUKRS, Empty field COSS_BAK-BUKRS) from the migration activity R22
(Check Enrichment of Transaction Data) via transaction
FINS_MIG_MONITOR_RC2.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

FINS_RECON736 - Details

• The SAP error message FINS_RECON736 indicates that there is a discrepancy in the reconciliation process related to Cost of Sales Accounting (COSS) entries. Specifically, the error states that a COSS entry exists, but the corresponding COSS_BAK (backup) entry does not. This can occur during the reconciliation of cost accounting and financial accounting data.
  
  Cause:
  
  
  Data Inconsistency: The primary cause of this error is often due to inconsistencies in the data between the COSS and COSS_BAK tables. This can happen if:
  
  A COSS entry was created but the corresponding COSS_BAK entry was not generated due to a system error or interruption.
  There were manual changes or deletions in the database that led to missing entries.
  Issues during the posting process that prevented the backup entry from being created.
  
  
  
  
  Configuration Issues: Incorrect configuration settings in the system can also lead to this error, particularly if the settings for cost accounting and financial accounting are not aligned.
  
  
  System Bugs: Occasionally,