How To Fix CNV618 - Currently no function is assigned to this field (see long text)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 618

• Message text: Currently no function is assigned to this field (see long text)

How to fix this error?

See menu option 'Monitor' -> 'Navigation aid' for the functions of
individual fields which are activated by double-clicking

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV618 - Currently no function is assigned to this field (see long text) ?

  The SAP error message CNV618 "Currently no function is assigned to this field" 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 is unable to find a function or mapping for a specific field in the data being processed.
  Cause:
  
  Missing Mapping: The field in question does not have a corresponding mapping or function defined in the migration settings.
  Configuration Issues: The migration project may not be fully configured, or the necessary transformation rules for the field have not been set up.
  Data Structure Changes: If the data structure has changed (e.g., during an upgrade or migration), the field may no longer be relevant or may require a new mapping.
  Custom Fields: If the field is a custom field, it may not have been included in the migration template or mapping.
  
  Solution:
  
  
  Check Mapping Configuration:
  
  Go to the migration project and check the mapping for the specific field that is causing the error.
  Ensure that there is a valid function or transformation rule assigned to the field.
  
  
  
  Update Migration Template:
  
  If the field is missing from the migration template, you may need to add it and define how the data should be transformed or mapped.
  
  
  
  Review Long Text:
  
  The error message often has a long text that provides additional context. Review this long text for specific details about the field and the expected function.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific migration tool you are using. There may be guidelines on how to handle fields that do not have assigned functions.
  
  
  
  Custom Development:
  
  If the field is custom and requires specific logic, you may need to implement a custom function or transformation to handle the data appropriately.
  
  
  
  Testing:
  
  After making changes, run a test migration to ensure that the error is resolved and that data is being processed correctly.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the CNV618 error.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its configuration options.
  Data Migration Best Practices: Review best practices for data migration in SAP to ensure a smooth process.
  
  If the issue persists after following these steps, consider reaching out to SAP support or consulting with an SAP expert who can provide more tailored assistance based on your specific scenario.