How To Fix CNV_20900198 - Target &2: New account group to be assigned for vendor &1 with priority

CNV_20900198 - Overview

• Message type: E = Error

• Message class: CNV_20900 - Message class for package CNV_20900

• Message number: 198

• Message text: Target &2: New account group to be assigned for vendor &1 with priority

Diagnosis
It was found that you are merging two or more source vendor numbers into
one target vendor number. However <ZH>New Account Group </>is not
defined for the source vendor for which the priority indicator is set.
For Example:
<ZH>Old Vendor New Vendor Priority Old
Account Group New Account Group</>
0000000001 00000001000 0001
LFF1
0000000002 00000001000 X 0002

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

Procedure
If you want to change the account group of a vendor during the merge,
specify the value under <ZH>New Account Group</> in the row of the
source vendor for which priority indicator is assigned. If you do not
want to change the account group, remove the <ZH>New Account Group</>
value for all souce values that are getting merged into one target
value.

Error message extract from SAP system. Copyright SAP SE.

CNV_20900198 - Details

• The SAP error message CNV_20900198 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 assignment of account groups for vendors during the migration process.
  
  Cause:
  The error message suggests that the system is unable to assign a new account group to a vendor due to a priority conflict or missing configuration. This can happen for several reasons:
  
  Missing Configuration: The target account group for the vendor may not be properly configured in the system.
  Priority Issues: There may be multiple account groups defined, and the system is unable to determine which one to assign based on the defined priorities.
  Data Inconsistencies: The source data may have inconsistencies or missing values that prevent the correct assignment of the account group.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Account Group Configuration:
  
  Ensure that the target account