How To Fix CNV_20100682 - New CoA &1 exists more than once in the 'New CoA customizing' mapping

CNV_20100682 - Overview

• Message type: E = Error

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

• Message number: 682

• Message text: New CoA &1 exists more than once in the 'New CoA customizing' mapping

Self-Explanatory Message

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CNV_20100682 - Details

• The SAP error message CNV_20100682 indicates that there is a duplicate entry for a new Chart of Accounts (CoA) in the 'New CoA customizing' mapping during a migration or conversion process. This typically occurs in the context of data migration projects, such as when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  
  Cause:
  The error arises when the system detects that the same new CoA is defined more than once in the mapping table. This can happen due to:
  
  Manual entry errors where the same CoA is added multiple times.
  Data import issues where the same CoA is included in the import file more than once.
  Incorrect configuration or setup in the mapping process.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check the Mapping Table:
  
  Access the mapping table for the new CoA customizing. This is usually done in the transaction code related to the migration tool you are using (e.g., LTMC for