How To Fix UACC029 - Key field &1 for object of type &2 not found

SAP Error Message - Details

• Message type: E = Error

• Message class: UACC - Message Class for Concurrent Costing Adapter

• Message number: 029

• Message text: Key field &1 for object of type &2 not found

What causes this issue?

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

System Response

The system cannot create or edit the object as it cannot be identified
due to the incomplete key.

How to fix this error?

As a rule, this error stems from the fact that the field assignment was
not completely carried out in the Implementation Guide for Costing
Solutions under <ZH>Import -> Upload -> Assign Fields</>.
<DS:SIMG.UA_UPLMAP>Check</> whether field &v1& is assigned for type
&v2&. Make the assignment if necessary.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.