How To Fix USMD1094 - Data model &1, entity type &2: Complete key in hierarchy is too long

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1 - Datenmodel

• Message number: 094

• Message text: Data model &1, entity type &2: Complete key in hierarchy is too long

What causes this issue?

The key length of the hierarchy-defining entity type &V2& or of an
entity type from its hierarchy exceeds the maximum of 60 characters.
The key length of an entity type results from the following lengths:
Length of entity type
Length of entity types that the system considers via relationships of
the <LS>Leading</> relationship type
Length of the technical key fields

System Response

The length violation prevents the system from activating the data model.

How to fix this error?

Check entity type &V2& and the entity types from its hierarchy and
adjust the data model such that the key length of the entity types in
the hierarchy for entity type &V2& does not exceed 60 characters.

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.