How To Fix CNV10400102 - Initial table name is not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV10400 - Messages for package 10400 (characteristics)

• Message number: 102

• Message text: Initial table name is not allowed

What causes this issue?

Initial table name is not allowed

System Response

Field TABNAME in table CNVFIELDS must not be empty

How to fix this error?

Check the package settings in table CNVFIELDS

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV10400102 - Initial table name is not allowed ?

  The SAP error message CNV10400102: Initial table name is not allowed typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system has encountered an issue with the naming convention of the initial table being referenced in the migration process.
  Cause:
  
  Invalid Table Name: The error usually arises when the initial table name provided in the migration configuration does not conform to the expected naming conventions or is not recognized by the system.
  Configuration Issues: There may be a misconfiguration in the migration settings or the mapping of the source data to the target structure.
  Technical Restrictions: Certain tables may have restrictions on how they can be accessed or modified during the migration process.
  
  Solution:
  
  Check Table Name: Verify that the initial table name specified in the migration configuration is correct and follows the naming conventions required by SAP. Ensure that it is not an empty string or contains invalid characters.
  Review Migration Settings: Go through the migration settings and ensure that all configurations are set correctly. This includes checking the source and target mappings.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to ensure that you are following the correct procedures and guidelines.
  Use Transaction Codes: If applicable, use transaction codes like LTMC (for Migration Cockpit) to review and adjust the migration project settings.
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and notes, as there may be fixes or enhancements related to the migration process.
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. They can provide insights based on the specific context of your migration.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its functionalities, as it is a common tool used for data migration.
  Data Migration Best Practices: Review best practices for data migration in SAP environments to avoid common pitfalls and ensure a smooth migration process.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.