How To Fix CNV_40301004 - Acct. determ. & occurs in mapping as old value and as new value

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_40301 - Message class for package 40301 (KTOGR)

• Message number: 004

• Message text: Acct. determ. & occurs in mapping as old value and as new value

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_40301004 - Acct. determ. & occurs in mapping as old value and as new value ?

  The SAP error message CNV_40301004 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error is related to account determination and indicates that there is a mismatch between the old and new values in the mapping of account assignments.
  Cause:
  The error message CNV_40301004 is triggered when:
  
  Inconsistent Mapping: The mapping of account assignments between the old system and the new system is inconsistent. This could be due to missing or incorrect mappings in the configuration.
  Account Determination Issues: The system is unable to determine the correct account based on the provided mapping, leading to conflicts between the old and new values.
  Data Integrity Issues: There may be issues with the data integrity in the source system, such as missing accounts or incorrect account types.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Mapping Configuration:
  
  Review the mapping configuration in the migration tool. Ensure that all necessary mappings between old and new account values are correctly defined.
  Verify that the old account values exist in the new system and are correctly mapped to the new account values.
  
  
  
  Validate Account Determination:
  
  Ensure that the account determination settings in the new system are correctly configured. This includes checking the configuration for account determination in the relevant modules (e.g., Financial Accounting, Controlling).
  Use transaction codes like OBYC (for automatic account determination) to check the settings.
  
  
  
  Data Consistency Check:
  
  Perform a data consistency check in the source system to ensure that all account assignments are valid and that there are no missing or incorrect entries.
  If necessary, clean up the data in the source system before migration.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific guidelines or known issues related to the error message.
  
  
  
  Testing:
  
  After making the necessary adjustments, perform a test migration to see if the error persists. This will help ensure that the changes made have resolved the issue.
  
  
  
  Seek Support:
  
  If the issue continues to occur, 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: Familiarize yourself with relevant transaction codes such as OBYC, OBA7, and others related to account determination.
  SAP Notes: Check for any SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, review the documentation for best practices and common pitfalls during the migration process.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_40301004 error message effectively.