SAP Message KI235 - Account & requires an assignment to a CO object

Diagnosis
You have not defined a CO account assignment for an account that isrelevant to cost accounting.

System Response
Account &V1& is defined as a cost element.
This means that you must always specify a CO account assignment.

Procedure
Enter one of the following CO account assignments
INCLUDE 'CO_KONTIERUNGEN' OBJECT DOKU ID TX
The posting row affected is &V2&, account &V1&.

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1296568KI235 - Requires a CO Account Assignment Logic