Something - a very recent commit - broke Ajax in the 1.2 branch.
For instance, clicking an ajax link in wicket-examples/ajax link
example will throw this exception:
10:27:07.406 ERROR! [SocketListener0-1]
wicket.RequestCycle.step(RequestCycle.java:1094) >19> Cannot remove
[MarkupContainer [Component id = <auto>_header, page = <No Page>, path
= <auto>_header.HtmlHeaderContainer]] from null parent!
java.lang.IllegalStateException: Cannot remove [MarkupContainer
[Component id = <auto>_header, page = <No Page>, path =
<auto>_header.HtmlHeaderContainer]] from null parent!
at wicket.Component.remove(Component.java:1475)
at wicket.version.undo.Add.undo(Add.java:81)
at wicket.version.undo.ChangeList.undo(ChangeList.java:93)
at
wicket.version.undo.UndoPageVersionManager.undo(UndoPageVersionManager.java:217)
at
wicket.version.undo.UndoPageVersionManager.getVersion(UndoPageVersionManager.java:167)
at wicket.Page.getVersion(Page.java:586)
at wicket.PageMap.get(PageMap.java:461)
at wicket.Session.getPage(Session.java:407)
at
wicket.request.compound.DefaultRequestTargetResolverStrategy.resolveRenderedPage(DefaultRequestTargetResolverStrategy.java:215)
at
wicket.request.compound.DefaultRequestTargetResolverStrategy.resolve(DefaultRequestTargetResolverStrategy.java:152)
at
wicket.request.compound.AbstractCompoundRequestCycleProcessor.resolve(AbstractCompoundRequestCycleProcessor.java:48)
at wicket.RequestCycle.step(RequestCycle.java:1043)
at wicket.RequestCycle.steps(RequestCycle.java:1135)
at wicket.RequestCycle.request(RequestCycle.java:549)
at wicket.protocol.http.WicketServlet.doGet(WicketServlet.java:215)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:596)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:689)
at
org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java:428)
at
org.mortbay.jetty.servlet.WebApplicationHandler.dispatch(WebApplicationHandler.java:473)
at
org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:568)
at org.mortbay.http.HttpContext.handle(HttpContext.java:1530)
at
org.mortbay.jetty.servlet.WebApplicationContext.handle(WebApplicationContext.java:633)
at org.mortbay.http.HttpContext.handle(HttpContext.java:1482)
at org.mortbay.http.HttpServer.service(HttpServer.java:909)
at org.mortbay.http.HttpConnection.service(HttpConnection.java:816)
at org.mortbay.http.HttpConnection.handleNext(HttpConnection.java:982)
at org.mortbay.http.HttpConnection.handle(HttpConnection.java:833)
at
org.mortbay.http.SocketListener.handleConnection(SocketListener.java:244)
at org.mortbay.util.ThreadedServer.handle(ThreadedServer.java:357)
at org.mortbay.util.ThreadPool$PoolThread.run(ThreadPool.java:534)
Can someone take a look at that please?
Eelco
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