How To Fix CNV_20100274 - G/L account &1 &2 in company code &3 is missing in mapping

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 274

• Message text: G/L account &1 &2 in company code &3 is missing in mapping

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100274 - G/L account &1 &2 in company code &3 is missing in mapping ?

  The SAP error message CNV_20100274 indicates that a General Ledger (G/L) account is missing in the mapping during a data migration or conversion process, typically when using the SAP S/4HANA Migration Cockpit or similar tools. This error usually arises when the system is trying to map financial data from a legacy system to the new SAP system, and it cannot find the specified G/L account in the mapping table.
  Cause:
  
  Missing Mapping Entry: The G/L account specified in the error message is not present in the mapping table that is used for the migration process.
  Incorrect Configuration: The mapping configuration may not have been set up correctly, or the G/L account may not have been included in the mapping process.
  Data Migration Issues: There may be issues with the data extraction from the legacy system, leading to missing or incorrect account information.
  
  Solution:
  
  
  Check Mapping Table: Verify the mapping table used for the migration. Ensure that the G/L account specified in the error message is included in the mapping.
  
  You can usually find the mapping table in the transaction code related to the migration cockpit or the specific migration tool you are using.
  
  
  
  Add Missing G/L Account: If the G/L account is indeed missing, you will need to add it to the mapping table. This involves:
  
  Identifying the correct mapping for the G/L account in the legacy system.
  Creating a new entry in the mapping table with the appropriate details (source account, target account, company code, etc.).
  
  
  
  Review Migration Settings: Ensure that all necessary settings and configurations for the migration process are correctly set up. This includes checking the source and target system configurations.
  
  
  Test Migration: After making the necessary changes, perform a test migration to ensure that the error is resolved and that the data is being mapped correctly.
  
  
  Consult Documentation: Refer to SAP documentation or guides related to the specific migration process you are using for additional insights and best practices.
  
  
  Related Information:
  
  Transaction Codes: Depending on the migration tool, you may use transaction codes like LTMC (for Migration Cockpit) or others specific to your migration scenario.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on mapping issues.
  Support: If the issue persists, consider reaching out to SAP support or consulting with an SAP expert who specializes in data migration.
  
  By following these steps, you should be able to resolve the CNV_20100274 error and successfully complete your data migration.