Do you have any question about this error?
Message type: E = Error
Message class: USMD1 - Datenmodel
Message number: 056
Message text: Data model &1, ent. type &2: Entity type for hierarchy name is ambiguous
For entity types for which you can set up a hierarchy, you must select
one additional entity type that represents the hierarchy name
The data model cannot be saved or activated.
Choose an additional entity type for the hierarchy name.
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.
USMD1056
- Data model &1, ent. type &2: Entity type for hierarchy name is ambiguous ?Get instant SAP help. Start your 7-day free trial now.
USMD1055
Data model &1, entity type &2, relat. &3: Relationship type is invalid
What causes this issue? Relationships with <LS>Qualifying</> as the relationship type are only allowed for to-entity types with storage a...
USMD1054
Data model &1: Storage and use type of entity types &2 and &3 is invalid
What causes this issue? Entity types with <LS>1</> as the <DS:DE.USMD_USAGE_TYPE>storage and use type</> <ZH>cannot<...
USMD1057
Data model &1: Attributes must not be assigned to entity type &2
What causes this issue? You have assigned attribute &V3& to entity type &V2&. However, attributes can be assigned only to entity type...
USMD1058
Data model &1: Relationship &2 assigned to incorrect entity type &3
What causes this issue? An entity type with <LS>2</> or <LS>3</> as the storage and use type cannot be assigned a <LS>R...
Click on this link to search all SAP messages.