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https://issues.apache.org/jira/browse/WICKET-4576?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13289241#comment-13289241
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Lubos Racansky edited comment on WICKET-4576 at 6/5/12 8:25 AM:
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I have created a quickstart and it works for 1.5.6 and 1.4.12 as well. I have
to look for what might produce that error in my production code.
was (Author: bantercz):
A have created a quickstart and it works for 1.5.6 and 1.4.12 as well. I
have to look for what might produce that error in my production code.
> Wicket DropDownChoice - OnChangeAjaxBehavior does not react on select of
> nullSelection
> --------------------------------------------------------------------------------------
>
> Key: WICKET-4576
> URL: https://issues.apache.org/jira/browse/WICKET-4576
> Project: Wicket
> Issue Type: Bug
> Reporter: Lubos Racansky
> Attachments: WICKET-4576.zip
>
>
> I use Wicket DropDownChoice with a nullSelection string (e.g. "Choose One").
> OnUpdate is not called when nullSelection is chosen.
> dropDown.add(new OnChangeAjaxBehavior() {
> @Override
> protected void onUpdate(AjaxRequestTarget target) {
> //some code
> }
> });
> dropDown.setNullValid(true);
> using Wicket 1.4.12
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