I make the call like this
@Override
*public* *void* renderHead(IHeaderResponse response)
{
*super*.renderHead(response);
Optional<AjaxRequestTarget> target = RequestCycle.*get*
().find(AjaxRequestTarget.*class*);
*if* (!target.equals(Optional.*empty*()))
renderChart(target.get());
}
On Wed, Apr 24, 2019 at 7:00 PM Martin Grigorov <mgrigo...@apache.org>
wrote:
> Hi,
>
> On Wed, Apr 24, 2019 at 5:08 PM Sibgha Nazir <sibgha...@gmail.com> wrote:
>
> > Hello wicket developer,
> >
> > I am facing the following exception on re-rendering a wicket panel using
> > the code
> >
> >
> >
> > iPartialPageRequestHandler.add(chartPanel);
> >
>
> In which method of your code do you make that call ?
> How do you get a reference to iPartialPageRequestHandler? Is it passed as a
> parameter to the method by Wicket or do you look it up by using
> RequestCycle.find(Class) ?
>
>
> >
> > java.lang.IllegalStateException: A partial update of the page is being
> > rendered, component [ChartPanel [Component id = chart-container]] can no
> > longer be added
> >
> > It renders it perfectly the first time. But I want to call this again and
> > again when user clicks refresh button. What does this mean?
> >
> > Best Regards,
> > Sibgha Nazir
> >
>
