How To Fix CNV_20100235 - Accts are unique in row &1, which is not the case in most likely scen. &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 235

• Message text: Accts are unique in row &1, which is not the case in most likely scen. &2

What causes this issue?

Uniqueness means that <ZH>none </>of the accounts that are converted in
a given chart of accounts exists in any other chart of accounts.
According to the mapping table (row &V1&), all accounts are unique.
However this is not the case in the most likely scenario &V2&.

System Response

No suitable scenario was found during the check for possible scenarios.

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?

Find out if another scenario can be applied.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20100235 - Accts are unique in row &1, which is not the case in most likely scen. &2 ?

  The SAP error message CNV_20100235 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 uniqueness violation in the account assignments for a specific row in your data. 
  Cause:
  The error message suggests that the system has detected that the accounts specified in the data row are expected to be unique, but they are not. This can happen in scenarios such as:
  
  Duplicate Entries: There are multiple entries in the source data that have the same account assignment for the same entity or transaction.
  Incorrect Mapping: The mapping of accounts from the legacy system to the target system may not be set up correctly, leading to conflicts.
  Data Quality Issues: The source data may contain inconsistencies or errors, such as typos or incorrect account numbers.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Duplicates: Review the data in the source file or table to identify any duplicate account assignments. You can use tools like Excel or SQL queries to find duplicates.
  
  
  Correct Data: Once duplicates are identified, you will need to correct the data. This may involve:
  
  Merging duplicate entries.
  Removing unnecessary duplicates.
  Ensuring that each account assignment is unique as required by the target system.
  
  
  
  Review Mapping: Check the mapping configuration in the migration tool to ensure that accounts are correctly mapped from the source to the target system.
  
  
  Data Validation: Before re-running the migration, validate the data to ensure that it meets the requirements of the target system.
  
  
  Test Migration: After making corrections, perform a test migration with a smaller dataset to ensure that the issue is resolved before proceeding with the full migration.
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE16 or SE11 to view the data in the relevant tables.
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions related to this error.
  Documentation: Review the documentation for the migration tool you are using, as it may provide specific guidelines on handling data uniqueness issues.
  
  By following these steps, you should be able to resolve the CNV_20100235 error and successfully complete your data migration process.