How To Fix CNV_20100394 - After conversion, cost element &3 is new in cost element group &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20100 - Messageclass for chart of account conversion

• Message number: 394

• Message text: After conversion, cost element &3 is new in cost element group &1

What causes this issue?

After the conversion, the cost element &V3& will newly lie in the cost
element group.
Old/New Cost element group: &V1&
Old/New Interval: &V2&
Old Cost element: &V3&
New Cost element: &V4&

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

System Response

Warning

How to fix this error?

If necessary, change the mapping for interval limits for the relevant
cost element group accordingly.
Alternatively you should manually check your cost element groups for
consistency after the conversion.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100394 - After conversion, cost element &3 is new in cost element group &1 ?

  The SAP error message CNV_20100394 indicates that after a data conversion process, a cost element has been identified as new in a specific cost element group. This message typically arises during the migration or conversion of financial data, particularly when transitioning from one system to another or during a system upgrade.
  Cause:
  
  Data Migration Issues: The error usually occurs when the cost element being converted does not match any existing cost elements in the target system. This can happen if the cost element was newly created or if there were discrepancies in the mapping of cost elements between the source and target systems.
  Configuration Differences: Differences in configuration settings between the source and target systems can lead to the creation of new cost elements that do not exist in the original system.
  Inconsistent Master Data: If the master data for cost elements is not consistent or is incomplete, it can result in new cost elements being created during the conversion process.
  
  Solution:
  
  Review Mapping: Check the mapping of cost elements between the source and target systems. Ensure that all cost elements in the source system have corresponding entries in the target system.
  Adjust Configuration: If there are configuration differences, adjust the settings in the target system to align with the source system. This may involve creating or modifying cost elements in the target system.
  Data Validation: Validate the master data for cost elements to ensure that all necessary cost elements are present and correctly configured in the target system.
  Manual Intervention: If necessary, manually create the missing cost elements in the target system or adjust the conversion logic to handle these cases appropriately.
  Consult Documentation: Refer to SAP documentation or notes related to the specific conversion process you are undertaking. There may be specific guidelines or best practices for handling cost elements during migration.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide guidance on handling cost element conversions.
  Transaction Codes: Familiarize yourself with transaction codes such as OKEQ (Cost Element Groups) and KA01 (Create Cost Element) to manage cost elements effectively.
  Testing: Conduct thorough testing in a development or quality assurance environment before executing the conversion in the production environment to identify and resolve any issues beforehand.
  
  By following these steps, you should be able to address the CNV_20100394 error and ensure a smoother data conversion process.