And, ofcourse, you should do the casting yourself:
var skill = (ISkill) session.Load(typeof(Skill), id);
On 30 sep, 07:16, Richard Dingwall <rdingw...@gmail.com> wrote:
> I have the following class and mapping:
>
> public interface ISkill : IObjectWithId<int> {...}
> public class Skill : ISkill, ObjectWithId<int>, IEquatable<Skill>
> {...}
>
> <class name="Skill" table="Skill"proxy="ISkill">...</class>
>
> Skill has a few collections but no subclasses.
>
> Fetching skills via Session.Get<T>() works great, but callingLoad()
> always throws an internal NH exception:
>
> ISkill skill = Session.Load<Skill>(42);
>
> System.InvalidCastException : Unable to cast object of type
> 'INHibernateProxyProxy' to type 'Abc.DomainModel.Xyz.Skill'.
> at NHibernate.Impl.SessionImpl.Load[T](Object id)
>
> It's maybe (probably) something really dumb I am doing, but is this
> not a massive flaw?
>
> Why bother having a generic version ofLoad() if it doesn't support
> lazy loading, its primary use case? Could we get a more useful error
> message at least?
>
> Using NH 2.1.0.GA. I tried with LinFu, Spring and Castle and all
> implementations had the same result.
>
> The other alternative, specifying theproxydoesn't work either,
> because it is aproxynot a mapped class and NH doesn't recognize
> querying by proxies.
>
> ISkill skill = Session.Load<ISkill>(42); // cannot resolve unmapped
> class 'ISkill'
>
> Someone please explain where I am going wrong here!
>
> Rich
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