How To Fix USMD_GENERIC_BOLUI001 - Key structure for object &1 in component &2 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD_GENERIC_BOLUI - Generic Messages for MDG UIs

• Message number: 001

• Message text: Key structure for object &1 in component &2 does not exist

What causes this issue?

The current UI configuration uses the genIL component &v2&. The selected
object &v1& does not have a valid key structure.

System Response

The UI configuration is not able to determine the field catalogue
correctly. The UI cannot be configured.

How to fix this error?

Check the genIL component &v2& in the genIL model browser (transaction
GENIL_MODEL_BROWSER). Locate the mentioned object &v1& and check its key
structure.
If you are using SAP Master Data Governance (SAP MDG) and the genIL
component is MDG, it might be the case that the required entity
structures of the used MDG data model &v3& are not yet generated. The
genIL component requires the following structures:
Mapping of Reuse Active Area
Search Application
Key Fields of an Entity Type
Check the generated structures in MDG Customizing in transaction MDGIMG
under <LS>General Settings -> Data Modeling -> Generate Data
Model-Specific Structures</>. Generate the aforementioned structures for
the affected data model and entity.

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.