SAP Message UACC029 - Key field &1 for object of type &2 not found

Diagnosis
The characteristic value of key field &v1& could not be determined foran object of type &v2&.

System Response
The system cannot create or edit the object as it cannot be identifieddue to the incomplete key.

Procedure
As a rule, this error stems from the fact that the field assignment wasnot completely carried out in the Implementation Guide for CostingSolutions under Import -> Upload -> Assign Fields.
Check whether field &v1& is assigned for typeV2. make the assignment if necessary.