How To Fix CNV771 - Table name and file name are not compatible

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV - Conversion: Messages for Conversion Services (CNCC)

• Message number: 771

• Message text: Table name and file name are not compatible

What causes this issue?

For security reasons, the file name should have the form 'TABNAME.TXT'.

System Response

File is not uploaded.

How to fix this error?

Change the file name or the table name accordingly.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV771 - Table name and file name are not compatible ?

  The SAP error message "CNV771 Table name and file name are not compatible" typically occurs during data migration or conversion processes, particularly when using SAP's Data Migration tools or the SAP S/4HANA Migration Cockpit. This error indicates that there is a mismatch between the table name expected by the system and the file name provided for the data import.
  Causes:
  
  File Naming Convention: The file name does not match the expected naming convention for the target table. This could be due to incorrect file naming or formatting.
  Incorrect Mapping: The mapping between the source data file and the target SAP table may not be correctly defined, leading to a mismatch.
  File Format Issues: The file format (e.g., CSV, TXT) may not be compatible with the expected input format for the specific table.
  Configuration Errors: There may be configuration issues in the migration tool or settings that lead to this error.
  
  Solutions:
  
  Check File Name: Ensure that the file name adheres to the expected naming conventions for the target table. The file name should typically include the table name or follow a specific format.
  Review Mapping: Verify the mapping configuration in the migration tool to ensure that the source file is correctly mapped to the target table.
  Validate File Format: Ensure that the file is in the correct format (e.g., CSV, TXT) and that it is structured properly according to the requirements of the target table.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to understand the expected file naming conventions and formats.
  Error Logs: Check the error logs for more detailed information about the error, which may provide additional context for troubleshooting.
  Test with Sample Data: If possible, test the migration with a small sample of data to isolate the issue and confirm that the file and table names are compatible.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific migration tool you are using, as they may provide additional insights or patches for known issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific data migration tool you are using for detailed guidelines on file naming and data mapping.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.