How To Fix CNV10400657 - Parameter required for conversion of Domain &1, Data Element &2.

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 657

• Message text: Parameter required for conversion of Domain &1, Data Element &2.

What causes this issue?

The form routine required for converting the domain/data element
expects parameters. This is not permitted for conversion of
characteristic attributes.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

For conversion of characteristic attributes, use a domain/data element
combination with a form routine which does not require parameters.
Specify this using Transaction CNV_10400_MERKDO.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV10400657 - Parameter required for conversion of Domain &1, Data Element &2. ?

  The SAP error message CNV10400657 indicates that a required parameter for the conversion of a specific domain and data element is missing. This error typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or during system upgrades.
  Cause:
  The error occurs when the system expects certain parameters to be defined for the conversion of a domain or data element, but these parameters are either not provided or incorrectly configured. This can happen due to:
  
  Missing Configuration: The necessary parameters for the conversion process have not been set up in the system.
  Incorrect Mapping: The mapping of the data element to the target structure may be incomplete or incorrect.
  Custom Development: If there are custom developments or enhancements, they may not have been properly accounted for in the conversion logic.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Configuration: Ensure that all required parameters for the domain and data element are correctly configured in the system. This may involve checking the relevant customizing settings in the SAP system.
  
  
  Review Mapping: Verify the mapping of the data element to ensure that all necessary fields and parameters are included. This may involve looking at the data migration or conversion program to ensure it is correctly set up.
  
  
  Consult Documentation: Refer to the SAP documentation related to the specific data migration or conversion process you are using. This may provide insights into what parameters are required.
  
  
  Debugging: If you have access to the development environment, you can debug the conversion program to identify where the missing parameter is expected and why it is not being provided.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message. There may be patches or updates that resolve known issues.
  
  
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant context to help them assist you more effectively.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to data migration, such as LSMW (Legacy System Migration Workbench) or other tools you may be using.
  Data Elements and Domains: Understand the structure and purpose of the specific data elements and domains involved in the conversion process.
  Testing: After making changes, conduct thorough testing to ensure that the conversion process works as expected without further errors.
  
  By following these steps, you should be able to identify and resolve the issue related to the CNV10400657 error message in SAP.