How To Fix CNV_20900241 - Old/New account group existence check:

CNV_20900241 - Overview

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 241

• Message text: Old/New account group existence check:

What causes this issue?

New account group and Old account group specified in the mapping should
exist in Vendor account groups (T077K) table. If account group does not
exists in T077K, you will get an error message.

System Response

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_20900241 - Details

• The SAP error message CNV_20900241 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 an issue with the account groups being used in the migration process. Specifically, it suggests that there is a mismatch or inconsistency between the old and new account groups.
  
  Cause:
  
  Account Group Mismatch: The old account group does not exist in the new system or is not correctly mapped to a new account group.
  Data Inconsistency: The data being migrated may reference account groups that are not valid or do not exist in the target system.
  
  Configuration Issues: The account groups may not be properly configured in the target system, leading to validation errors during the migration process.
  
  
  Solution:
  
  Check Account Groups: Verify that the old account groups exist in the target system. You can do this by checking the configuration in the target SAP system