How To Fix FINS_RECON836 - COSS exists but not COSS_BAK: &1 message(s)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 836

• Message text: COSS exists but not COSS_BAK: &1 message(s)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_RECON836 - COSS exists but not COSS_BAK: &1 message(s) ?

  The SAP error message FINS_RECON836 indicates that there is a discrepancy in the reconciliation process related to the Cost of Sales Accounting (COSS) entries. Specifically, it means that there are COSS entries present, but the corresponding COSS_BAK (backup) entries are missing. This can occur during the reconciliation of financial data, particularly when dealing with cost accounting and financial statements.
  Cause:
  
  Data Inconsistency: The primary cause of this error is a mismatch or inconsistency in the data between the COSS and COSS_BAK tables. This can happen due to incomplete postings, data corruption, or issues during the data transfer process.
  Missing Backup Entries: The COSS_BAK entries are typically created as a backup for COSS entries. If these backup entries are not generated or have been deleted, it can lead to this error.
  Configuration Issues: Incorrect configuration settings in the system related to cost accounting or financial reporting can also lead to this error.
  
  Solution:
  
  Check for Missing Entries: Use transaction codes like SE16 or SE11 to check the COSS and COSS_BAK tables. Look for entries in COSS that do not have corresponding entries in COSS_BAK.
  Recreate Missing Backup Entries: If you identify missing COSS_BAK entries, you may need to recreate them. This can often be done by re-running the relevant financial processes or postings that should have generated these entries.
  Run Reconciliation Programs: SAP provides various reconciliation programs that can help identify and fix inconsistencies. Running these programs may help in resolving the issue.
  Check Configuration: Review the configuration settings related to cost accounting and ensure that they are set up correctly. This includes checking the settings for document types, posting periods, and any relevant financial settings.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that can resolve the issue.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide more specific guidance based on your system configuration and the nature of the error.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE16 (Data Browser), SE11 (Data Dictionary), and FBL3N (G/L Account Line Items) to investigate the entries.
  Documentation: Review SAP documentation related to Cost of Sales Accounting and reconciliation processes for a better understanding of how these entries are managed.
  Testing: If changes are made to resolve the issue, ensure to test in a development or quality environment before applying changes to the production system.
  
  By following these steps, you should be able to identify the root cause of the FINS_RECON836 error and implement a solution to resolve it.