[jira] [Created] (ISIS-1693) Possible exception when attempt to render error page itself ?

["Dan Haywood (JIRA)" <ji...@apache.org>]

Dan Haywood created ISIS-1693:
---------------------------------

             Summary: Possible exception when attempt to render error page itself ?
                 Key: ISIS-1693
                 URL: https://issues.apache.org/jira/browse/ISIS-1693
             Project: Isis
          Issue Type: Bug
            Reporter: Dan Haywood
             Fix For: 2.1.0


exception when attempt to render ErrorPage itself

- to reproduce:
  - open Estatio's home page
  - copy-n-paste the URL to render in a new tabGroups
  - on the first page, attempt to invoke the PaymentBatchManager using the button
	
{code}
07:02:22,506 [RequestCycleExtra             ] Handling the following exception
org.apache.wicket.behavior.InvalidBehaviorIdException: Cannot find behavior with id '0' on component 'org.isisaddons.wicket.pdfjs.cpt.ui.PdfJsViewerPanel:theme:entityPageContainer:entity:rows:1:rowContents:2:col:tabGroups:1:1:rowContents:1:col:fieldSets:1:memberGroup:properties:1:property' in page '[Page class = org.apache.isis.viewer.wicket.ui.pages.entity.EntityPage, id = 20, render count = 0]'. 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:316)
	at org.apache.wicket.Component.getBehaviorById(Component.java:4596)
	at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.invokeListener(ListenerInterfaceRequestHandler.java:247)
	at org.apache.wicket.core.request.handler.ListenerInterfaceRequestHandler.respond(ListenerInterfaceRequestHandler
{code}





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