How To Fix CNV_20100236 - Accts are not unique in row &1, but must be so for most likely scen. &2

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 236

• Message text: Accts are not unique in row &1, but must be so for 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&), there are accounts that are
<ZH>not</> unique. However all accounts must be unique 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_20100236 - Accts are not unique in row &1, but must be so for most likely scen. &2 ?

  The SAP error message CNV_20100236 indicates that there is a problem with account uniqueness in a specific row of data during a data migration or conversion process. This error typically arises in the context of the SAP S/4HANA migration or during the use of the SAP Conversion Tools, particularly when dealing with financial data.
  Cause:
  The error message "Accts are not unique in row &1, but must be so for most likely scen. &2" suggests that there are multiple entries for accounts in the specified row (denoted by &1), which should be unique according to the expected scenario (denoted by &2). This can happen due to:
  
  Duplicate Entries: The data being migrated contains duplicate account entries that violate the uniqueness constraint.
  Incorrect Mapping: The mapping of accounts from the legacy system to the new system may not have been set up correctly, leading to multiple accounts being assigned to the same row.
  Data Quality Issues: There may be underlying data quality issues in the source data that need to be addressed before migration.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Identify Duplicates: Review the data in the specified row (indicated by &1) to identify any duplicate account entries. You can use tools like Excel or SQL queries to find duplicates.
  
  
  Data Cleansing: Clean the data by removing or consolidating duplicate entries. Ensure that each account is unique for the given context.
  
  
  Review Mapping: Check the mapping configuration to ensure that accounts are correctly mapped from the legacy system to the new system. Make adjustments as necessary.
  
  
  Consult Documentation: Refer to the SAP documentation or migration guides related to the specific scenario (indicated by &2) to understand the requirements for account uniqueness.
  
  
  Testing: After making the necessary changes, re-run the migration process to see if the error persists.
  
  
  Engage SAP Support: If the issue continues, consider reaching out to SAP support for further assistance, providing them with the error details and the context of the migration.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, review the migration templates and guidelines provided by SAP.
  Data Validation: Implement data validation checks in your migration process to catch such issues early on.
  
  By following these steps, you should be able to resolve the CNV_20100236 error and ensure a successful data migration.