How To Fix CNV_20100027 - Line &1 changes accounts, while most likely scenario &2 does not

CNV_20100027 - Overview

• Message type: E = Error

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

• Message number: 027

• Message text: Line &1 changes accounts, while most likely scenario &2 does not

Changing accounts means that you change account numbers (for example
from 110000 to 120000), and maybe also merge two or more accounts.
The data entered in line &V1& leads to a change of accounts, while most
likely scenario &V2& <ZH>does not</>.

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

System Response

The possible basic scenarios were checked, but none of them fits.

How to fix this error?

Find out if you really want to change accounts, and if the <ZK>Copy Rows
</> indicator is set correctly.
If the <ZK>Copy Rows</> indicator is set, the master data of old CoA X
is copied to Y when CoA X is converted into Y (and, if necessary,
accounts are merged or renamed), while old CoA X will still exist
without any changes after the conversion.

Error message extract from SAP system. Copyright SAP SE.

CNV_20100027 - Details

• The SAP error message CNV_20100027 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is a discrepancy between the accounts being changed and the expected scenario for those changes.
  
  Cause:
  The error message suggests that the system has detected a situation where the line item in question is attempting to change accounts, but the scenario being processed does not align with the expected behavior. This can happen due to several reasons, including:
  
  Incorrect Mapping: The mapping of accounts in the migration settings may not be correctly defined, leading to inconsistencies.
  Data Integrity Issues: The source data may have integrity issues, such as missing or incorrect account assignments.
  Configuration Errors: There may be configuration settings in the migration tool that do not match the intended migration scenario.
  Business Logic Violations: The changes being attempted may violate business rules or logic defined in