Hi,

After upgrading to the latest version of NHibernate from 2.1.2.400, a
method hich used to work all the time is now failing in certain
situations, but not others.

The error I'm receiving is:

"Late bound operations cannot be performed on types or methods for
which ContainsGenericParameters is true."

The method that is alternately working then not working is:

return MyEntity.Relations<MyRelationship>(tx).Where(x =>
x.TypeOfRelationship == somevalue);

Tracing into the 3.2 NHibernate core, the error is coming from
NHibernate.Proxy.DefaultLazyInitializer in this method:

                public object Intercept(InvocationInfo info)
                {
                        object returnValue;
                        try
                        {
                                returnValue = base.Invoke(info.TargetMethod, 
info.Arguments,
info.Target);

                                // Avoid invoking the actual implementation, if 
possible
                                if (returnValue != InvokeImplementation)
                                {
                                        return returnValue;
                                }
                                // this was my change to identify the
problem
                                object obj = GetImplementation();
                                // the error occurs on this next line
                                returnValue = info.TargetMethod.Invoke(obj, 
info.Arguments);
                        }
                        catch (TargetInvocationException ex)
                        {
                                
exceptionInternalPreserveStackTrace.Invoke(ex.InnerException, new
Object[] {});
                                throw ex.InnerException;
                        }

                        return returnValue;
                }

The object it's attempting to invoke the method on is an instance of
the 'MyEntity' class.

Has anyone else experienced this?

I'm targeting a SQL2008 R2 database.  My mapping is done with .hbm.xml
files.

Thanks for any advice.

David Montgomery

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