How To Fix CNV_20100478 - Chart of accounts mapping &1 -> &2 : Scenario I

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 478

• Message text: Chart of accounts mapping &1 -> &2 : Scenario I

What causes this issue?

Chart of accounts mapping &V1& -> &V2&:

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

INCLUDE CNV_20100_TX_SCENARIO_I OBJECT DOKU ID TX

System Response

Information.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100478 - Chart of accounts mapping &1 -> &2 : Scenario I ?

  The SAP error message CNV_20100478 typically relates to issues encountered during the mapping of chart of accounts in a data migration or conversion scenario, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. The message indicates that there is a problem with the mapping between two chart of accounts, denoted as &1 (source) and &2 (target).
  Cause:
  
  Inconsistent Mapping: The source and target chart of accounts may not be properly mapped. This can happen if the accounts in the source chart do not have corresponding accounts in the target chart.
  Missing Accounts: One or more accounts that are referenced in the mapping do not exist in either the source or target chart of accounts.
  Incorrect Configuration: The configuration settings for the migration might not be set up correctly, leading to issues in the mapping process.
  Data Format Issues: There may be discrepancies in the data format or structure between the source and target charts of accounts.
  
  Solution:
  
  Review Mapping Configuration: Check the mapping configuration for the chart of accounts. Ensure that all accounts in the source chart have corresponding accounts in the target chart.
  Create Missing Accounts: If any accounts are missing in the target chart of accounts, create them as needed to ensure a complete mapping.
  Validate Data: Ensure that the data being migrated is in the correct format and adheres to the requirements of the target system.
  Use Migration Tools: Utilize SAP's migration tools or transaction codes (like LTMC for Migration Cockpit) to assist in the mapping process. These tools often provide validation checks and can help identify issues.
  Consult Documentation: Refer to SAP documentation or guides related to the specific migration scenario you are working on for additional insights and best practices.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OX15 (for chart of accounts) and LTMC (for migration cockpit).
  SAP Notes: Check for any SAP Notes related to the error message CNV_20100478 for specific patches or updates that may address known issues.
  Community Forums: Engage with SAP community forums or support channels for additional assistance and shared experiences from other users who may have encountered similar issues.
  
  By following these steps, you should be able to resolve the error and successfully complete the chart of accounts mapping process.