How To Fix USMD1023 - Data model &1, entity type &2: Attribute &3 is assigned more than once

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 023

• Message text: Data model &1, entity type &2: Attribute &3 is assigned more than once

What causes this issue?

You <zh>cannot</> assign multiple attributes with identical names to an
entity type with <DS:DE.USMD_USAGE_TYPE>storage and use type</> <ZH>
<LS>1</></>. This applies to both direct and indirect assignments (using
other entity types with storage and use type <LS>4</>).

System Response

The data model cannot be saved or activated.

How to fix this error?

Use different names for the attributes.

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.