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Posted to users@wicket.apache.org by Igor Vaynberg <ig...@gmail.com> on 2010/04/24 18:11:15 UTC
Re: Beginner: Pre-select value on RadioChoice component using
compound model
your profile object is null
-igor
On Sat, Apr 24, 2010 at 8:08 AM, Alexandros Karypidis <ak...@yahoo.gr> wrote:
> Hi,
>
> I'm using the RadioChoice component on a form with a CompoundPropertyModel.
> I'd like the form to come up witn a specific radio option selected. So I
> try:
>
> RadioChoice<Sex> sexRadio = new RadioChoice<Sex>("profile.sex",
> Arrays
> .asList(Sex.values()));
> sexRadio.setChoiceRenderer(new SexChoiceRenderer());
> sexRadio.setDefaultModelObject(Sex.FEMALE);
>
> But I get:
>
> Caused by: java.lang.IllegalStateException: Attempt to set model object on
> null model of component: profile.sex
> at org.apache.wicket.Component.setDefaultModelObject(Component.java:3033)
>
>
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