How To Fix CNV20400027 - Table & has domain & in its key, but not the parameter domain

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20400 - Message class CNV20400

• Message number: 027

• Message text: Table & has domain & in its key, but not the parameter domain

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20400027 - Table & has domain & in its key, but not the parameter domain ?

  The SAP error message CNV20400027 indicates that there is an issue with a table that has a domain in its key, but the parameter domain is not defined. This error typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  
  Domain Definition: The table in question has a key field that is defined with a domain, but the migration process does not have the corresponding domain parameter defined. This can lead to inconsistencies or issues when trying to map or convert data.
  Data Mapping Issues: The data being migrated may not align with the expected formats or types defined by the domain, leading to validation errors.
  Configuration Issues: There may be a misconfiguration in the migration settings or the mapping rules that do not account for the domain.
  
  Solution:
  
  Check Domain Definition: Verify the domain definition for the key field in the table. Ensure that the domain is correctly defined in the SAP system and that it matches the expected data types and formats.
  Define Parameter Domain: If the parameter domain is missing, you may need to define it in the migration settings. This can often be done in the migration cockpit or the relevant configuration settings.
  Adjust Data Mapping: Review the data mapping rules to ensure that they correctly reference the domain and that the data being migrated adheres to the domain's constraints.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using. There may be specific guidelines or updates that address this error.
  Testing: After making the necessary adjustments, perform a test migration to ensure that the error is resolved and that data is being processed correctly.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional context or solutions for this specific error message.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration.
  Community Forums: Consider searching or posting in SAP community forums or discussion groups, as other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.