deployment: config no longer works

> according to the documentation here:
>
> http://book.seaside.st/book/advanced/deployment/deployment-preparing?_s=g_M59XlQFbMOPKVN&_k=eWi3ZH4i&_n&14
>
> i set selected config, then added WAAuthConfiguration
>
> this made my site ask for a mystery username and password every time i
> tried to view anything on it..
>
> so reverted back to the previous image, and did this:
>
> | application |
> application := WADispatcher default handlerAt: 'config'.
> application configuration
>    addParent: WAAuthConfiguration instance.
> application
>    preferenceAt: #login put: 'admin';
>    preferenceAt: #passwordHash put: (GRPlatform current
> secureHashFor: 'seaside').
> application
>    addFilter: WAAuthenticationFilter new.
>
> which chokes here:
>
> application := WADispatcher default handlerAt: 'config'.
>
> with:
>
> upon viewing the point, i get:
>
> mesageNotUnderstood: receiver of new is nil
>
> ideas?
>
> --
> ----
> peace,
> sergio
> photographer, journalist, visionary
>
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