How To Fix CNV_NCE_BAS462 - Invalid document number for fiscal year: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_NCE_BAS - Number conversion engine: messages

• Message number: 462

• Message text: Invalid document number for fiscal year: &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_NCE_BAS462 - Invalid document number for fiscal year: &1 ?

  The SAP error message CNV_NCE_BAS462 with the description "Invalid document number for fiscal year: &1" typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that the system is unable to find a valid document number for the specified fiscal year.
  Causes:
  
  Document Number Range Issues: The document number being referenced may not exist in the specified fiscal year due to incorrect number ranges or missing documents.
  Fiscal Year Configuration: The fiscal year may not be properly configured in the system, leading to discrepancies in document numbers.
  Data Migration Errors: During data migration, if the source data does not align with the target system's expectations (e.g., missing documents or incorrect fiscal year assignments), this error can occur.
  Document Deletion: If documents were deleted or archived in the source system, they may not be available in the target system, leading to this error.
  
  Solutions:
  
  Check Document Number Ranges: Verify that the document number ranges for the fiscal year in question are correctly defined and that the document numbers being referenced fall within these ranges.
  Validate Fiscal Year Settings: Ensure that the fiscal year is correctly set up in the system. Check the configuration in the Financial Accounting (FI) module to confirm that the fiscal year variant is correctly assigned.
  Review Migration Data: If this error occurs during a migration process, review the data being migrated to ensure that all necessary documents are included and correctly mapped to the target fiscal year.
  Consult Logs: Check the migration logs for additional details about the error. This may provide insights into which specific document or data point is causing the issue.
  Data Consistency Checks: Perform consistency checks on the data in both the source and target systems to ensure that all necessary documents exist and are correctly linked to the appropriate fiscal years.
  Contact SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like OB52 to check the posting periods and S_ALR_87012357 for document analysis.
  Documentation: Refer to SAP's official documentation on data migration and fiscal year settings for more detailed guidance.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues faced by other users and potential solutions.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.