Pro tento objekt nelze vrátit objekt RelationshipManager. Objekt RelationshipManager může být vrácen pouze u objektů, které jsou buď sledovány objektem ObjectStateManager, nebo které implementují rozhraní IEntityWithRelationships.
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English version
A RelationshipManager cannot be returned for this object. A RelationshipManager can only be returned for objects that are either tracked by the ObjectStateManager or that implement IEntityWithRelationships.
.Net Framework