How To Fix CNV_20100678 - Account &1 in the mapping for CoA &2 does not exist in CoA &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20100 - Messageclass for chart of account conversion

• Message number: 678

• Message text: Account &1 in the mapping for CoA &2 does not exist in CoA &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100678 - Account &1 in the mapping for CoA &2 does not exist in CoA &2 ?

  The SAP error message CNV_20100678 indicates that there is an issue with the mapping of accounts during a conversion process, specifically when dealing with Chart of Accounts (CoA) in SAP. The error message states that the account specified (represented by &1) in the mapping for the Chart of Accounts (CoA) specified (represented by &2) does not exist in the target Chart of Accounts (also represented by &2).
  Cause:
  
  Missing Account: The account you are trying to map does not exist in the target Chart of Accounts. This could be due to a typo, or the account may not have been created in the target system.
  Incorrect Mapping: The mapping configuration may be incorrect, leading to an attempt to map an account that is not valid in the target CoA.
  Data Migration Issues: If this error occurs during a data migration process, it may indicate that the source data has accounts that were not properly migrated or created in the target system.
  
  Solution:
  
  Verify Account Existence: Check if the account &1 exists in the target Chart of Accounts. You can do this by navigating to the relevant transaction in SAP (e.g., FS00 for G/L accounts) and searching for the account.
  Correct Mapping: If the account does not exist, you may need to either create it in the target CoA or correct the mapping to point to an existing account.
  Update Mapping Configuration: If you are using a mapping tool or a migration tool, ensure that the mapping configuration is correct and that all necessary accounts are included.
  Consult Documentation: Review any documentation related to the migration or conversion process to ensure that all steps have been followed correctly.
  Run Consistency Checks: If applicable, run consistency checks or validation tools provided by SAP to identify any other potential issues in the mapping or account setup.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FS00 (G/L Account Master Data), OBY6 (Define Chart of Accounts), and OX15 (Maintain Chart of Accounts).
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message CNV_20100678.
  Migration Tools: If you are using SAP S/4HANA Migration Cockpit or other migration tools, refer to their specific documentation for guidance on handling mapping issues.
  Support: If the issue persists, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to resolve the error and ensure that the account mapping is correctly configured for the Chart of Accounts in your SAP system.