Good evening, Let me reply to myself, please ! :-)
I've found the solution. The exception came from the fact that my @Subscribe-annotated method responsible of adding the component to the target was using a filter predicate. Remove that and it works! Hope that could help someone in the future. Regards, Pierre On Sat, Nov 24, 2012 at 4:05 AM, Pierre Goupil <goupilpie...@gmail.com>wrote: > > Good evening, > > On Ajax, with wicket-atmosphere, I more often that not got this exception: > > > org.apache.wicket.behavior.InvalidBehaviorIdException: Cannot find > behavior with id '1' on component > 'org.apache.wicket.markup.html.WebMarkupContainer:cardParent:playCardParentPlaceholdera6:cardPlaceholdera6' > in page '[Page class = org.alienlabs.hatchetharry.view.page.HomePage, id = > 0, render count = 1]'. Perhaps the behavior did not properly implement > getStatelessHint() and returned 'true' to indicate that it is stateless > instead of returning 'false' to indicate that it is stateful. > at org.apache.wicket.Behaviors.getBehaviorById(Behaviors.java:303) > at org.apache.wicket.Component.getBehaviorById(Component.java:4479) > at > org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.invokeListener(ListenerInterfaceRequestHandler.java:246) > at > org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.respond(ListenerInterfaceRequestHandler.java:226) > at > org.apache.wicket.request.cycle.RequestCycle$HandlerExecutor.respond(RequestCycle.java:830) > > > > I did set up getStatelessHint() but it keeps going on. I don't know which > part of my code could be relevant, but one sure thing is that I do add > Behaviors to the component. I don't understand why it happens only from > times to times. > > I use Wicket 6.4.0-SNAPSHOT with Wicket-Atmosphere 0.6-SNAPSHOT. But it's > the same in Wicket 6.2.0. > > I tried to isolate this in a quickstart but failed to reproduce it. On the > opposite, it's pretty constant in my project. > > Thanks in advance for any help, > > Pierre > > > -- > Le bonheur n'est pas une destination, mais une façon de voyager. > > Papa d'une petite Lou-Ann depuis le 30 juin. > > -- Le bonheur n'est pas une destination, mais une façon de voyager. Papa d'une petite Lou-Ann depuis le 30 juin.