enum LabelEntityAssociationError.Reason (v201911)

The reasons for the target error.

Enumeration Description
DUPLICATE_ASSOCIATION The label has already been attached to the entity.
INVALID_ASSOCIATION A label is being applied to an entity that does not support that entity type.
NEGATION_NOT_ALLOWED Label negation cannot be applied to the entity type.
DUPLICATE_ASSOCIATION_WITH_NEGATION The same label is being applied and negated to the same entity.
UNKNOWN The value returned if the actual value is not exposed by the requested API version.