How To Fix CNV_20100239 - Priority control does not work with merge to primary CostEl &2 in CoAr &3

CNV_20100239 - Overview

• Message type: E = Error

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

• Message number: 239

• Message text: Priority control does not work with merge to primary CostEl &2 in CoAr &3

What causes this issue?

When checking the set prio indicators, the system found that the
priority indicator was set only once (which is correct) for all merges
to target cost element &V2& in the mapping table.
The priority indicator is set for the mapping &V1& -> &V2&
Cost element &V1& is a primary cost element.
Source cost element &V1& does not exist in controlling area &V3&, but at
least two other cost elements are merged into target cost element &V2&.

System Response

As source cost element &V1& (for which the priority indicator is set)
does not exist in controlling area &V3&, it is not clear which settings
will take priority when the other cost elements in this controlling area
are merged into target cost element &V2&.

How to fix this error?

If required, execute the activity <ZK>Maintain B Segment Merge</>s to
explicitly specify the source cost element for controlling area &V3&
whose B segment settings you want to use for target cost element &V2&.
&ADDITIONAL_HINTS&
Note that the priority indicator must not be set more than <ZH>once
</>for all merges to a given target account. This is also valid for
cross-chart of accounts merges.
The super priority is only useful for tables whose key contains the
chart of accounts, but no other field that needs to be converted in a
chart of accounts conversion, such as account assignment (table T030 and
others).
Note also that even if a <DS:TX.CNV_20100_TX_SUPERPRIO>super priority</>
was defined at chart of accounts level it is still not clear which
settings (from which account/cost element) will prevail during a merge
to a given target if <ZH>more than one</> account/cost element from the
<ZH>same</> chart of accounts is merged into this target.

Error message extract from SAP system. Copyright SAP SE.

CNV_20100239 - Details

• The SAP error message CNV_20100239 typically occurs during the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error is related to the priority control mechanism in the context of merging cost elements in the migration process.
  
  Cause:
  The error message indicates that there is an issue with the priority control when trying to merge cost elements into a primary cost element. This can happen due to several reasons:
  
  Incompatible Cost Elements: The cost elements being merged may not be compatible with the primary cost element due to differences in their configuration or usage.
  Incorrect Mapping: There may be an issue with how the cost elements are mapped during the migration process.
  Data Integrity Issues: There could be underlying data integrity issues in the source system that prevent the successful merging of cost elements.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Cost Element Configuration: Review the configuration