How To Fix FINS_RECON835 - COSS_BAK exists but not COSS: &1 message(s)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 835

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

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_RECON835 - COSS_BAK exists but not COSS: &1 message(s) ?

  The SAP error message "FINS_RECON835 COSS_BAK exists but not COSS: &1 message(s)" typically occurs in the context of financial reconciliation processes, particularly when dealing with cost accounting and controlling (CO) modules. This error indicates that there is a discrepancy between the backup table (COSS_BAK) and the actual cost line items table (COSS).
  Cause:
  
  Data Inconsistency: The error usually arises when there are inconsistencies in the data between the COSS (Cost Line Items) and COSS_BAK (Backup of Cost Line Items) tables. This can happen due to incomplete postings, failed updates, or issues during data migration.
  Missing Entries: The system expects certain entries to exist in the COSS table that are present in the COSS_BAK table, leading to this error.
  System Errors: Sometimes, system errors or bugs can lead to this inconsistency, especially after upgrades or changes in configuration.
  
  Solution:
  
  Check Data Consistency: Use transaction codes like SE16 or SE11 to check the contents of the COSS and COSS_BAK tables. Look for entries that exist in COSS_BAK but not in COSS.
  Reconcile Data: If discrepancies are found, you may need to reconcile the data. This could involve:
  
  Running a program to regenerate missing entries in the COSS table.
  Manually correcting the entries if necessary.
  
  
  Use SAP Reports: Utilize standard SAP reports or transaction codes (like KAH3 or KSB1) to analyze the cost accounting data and identify any inconsistencies.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and notes, as SAP may have released corrections for known issues.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message. There may be specific instructions or programs provided by SAP to resolve this issue.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support for assistance. They can provide guidance based on the specific details of your system and configuration.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to cost accounting, such as KSB1 (Cost Centers: Actual Line Items) and KAH3 (Display Cost Center).
  Backup Tables: Understand the role of backup tables in SAP and how they are used for data integrity and recovery.
  Data Migration: If this error occurred after a data migration, review the migration process to ensure all necessary data was transferred correctly.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.