How To Fix CNV_20100234 - Accts are unique in row &1, which is not allowed 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: 234

• Message text: Accts are unique in row &1, which is not allowed 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 allowed in the most likely scenario &V2&.

System Response

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

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_20100234 - Accts are unique in row &1, which is not allowed in most likely scen. &2 ?

  The SAP error message CNV_20100234 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 are duplicate account entries in the data being processed, which violates the uniqueness constraint expected by the system.
  Cause:
  The error message "Accts are unique in row &1, which is not allowed in most likely scen. &2" suggests that:
  
  There are multiple entries in the data set that have the same account identifier (e.g., account number) in the specified row.
  The system expects each account to be unique in the context of the operation being performed, and duplicates can lead to inconsistencies or errors in the migration process.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Duplicates:
  
  Review the data set that is being processed. Look for duplicate account entries in the specified row (indicated by &1).
  You can use tools like Excel or SQL queries to identify duplicates based on the account identifier.
  
  
  
  Data Cleansing:
  
  Once duplicates are identified, you need to determine which entries are valid and which should be removed or consolidated.
  If necessary, consult with business stakeholders to understand the correct data to retain.
  
  
  
  Modify the Data:
  
  Remove or consolidate duplicate entries in the data set to ensure that each account is unique.
  Ensure that any necessary adjustments are made to maintain data integrity.
  
  
  
  Re-run the Migration:
  
  After cleansing the data, re-run the migration or conversion process to see if the error persists.
  
  
  
  Check Configuration:
  
  Ensure that the migration settings and configurations are correctly set up to handle the data being migrated.
  
  
  
  Related Information:
  
  Data Migration Tools: Familiarize yourself with the specific data migration tools and their requirements, as they may have specific constraints regarding data uniqueness.
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional context or solutions for this error.
  Testing: Always perform testing in a non-production environment before applying changes to production data to avoid data loss or corruption.
  
  By following these steps, you should be able to resolve the CNV_20100234 error and successfully complete your data migration or conversion process.