В атрибуте EdmRelationshipNavigationPropertyAttribute свойства NavigationProperty "<var>Property Name</var>" в типе EntityType "<var>Type Name</var>" имеется недопустимое имя RelationshipName "<var>X</var>". Убедитесь в допустимости имени RelationshipName.

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EdmRelationshipNavigationPropertyAttribute on NavigationProperty '<var>Property Name</var>' in EntityType '<var>Type Name</var>' has a RelationshipName '<var>X</var>' that is not valid. Make sure the RelationshipName is valid.

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