How To Fix CNV_20100322 - No N:1 mapping of G/L accounts or cost elements

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 322

• Message text: No N:1 mapping of G/L accounts or cost elements

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100322 - No N:1 mapping of G/L accounts or cost elements ?

  The SAP error message CNV_20100322 No N:1 mapping of G/L accounts or cost elements typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is no valid mapping defined for the General Ledger (G/L) accounts or cost elements that are being processed.
  Cause:
  
  Missing Mapping Entries: The error usually arises when the system cannot find a corresponding mapping entry for a G/L account or cost element in the mapping table. This can happen if the mapping was not set up correctly or if the required entries were omitted.
  Incorrect Configuration: If the configuration for the migration or conversion process is incorrect, it may lead to this error.
  Data Issues: The source data may contain G/L accounts or cost elements that do not exist in the target system or are not included in the mapping.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Go to the mapping configuration in the SAP system (usually found in the transaction code related to the migration tool you are using).
  Ensure that all necessary G/L accounts and cost elements are correctly mapped to their corresponding target accounts.
  
  
  
  Create Missing Mappings:
  
  If you identify that certain G/L accounts or cost elements are missing from the mapping, you will need to create the necessary entries.
  This can typically be done in the mapping table or configuration settings of the migration tool.
  
  
  
  Review Source Data:
  
  Check the source data for any discrepancies or missing G/L accounts/cost elements that may not have been included in the mapping.
  Ensure that all accounts being migrated are accounted for in the mapping.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific migration tool you are using. There may be specific guidelines or requirements for mapping G/L accounts and cost elements.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test migration to ensure that the error does not occur again.
  
  
  
  Seek Support:
  
  If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific system configuration and migration scenario.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the migration tool, you may use transaction codes like LTMC (for Migration Cockpit) or others relevant to your specific migration scenario.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on mapping issues.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit, as it provides tools and templates for mapping and migrating data effectively.
  
  By following these steps, you should be able to resolve the CNV_20100322 error and successfully map your G/L accounts and cost elements during the migration process.