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https://issues.apache.org/jira/browse/WICKET-3559?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13011606#comment-13011606
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Greg Johnson commented on WICKET-3559:
--------------------------------------
A maven quickstart demonstrating the problem is available from
http://anekol.com/pub/wicketAutolinkBookmarkablePageLinkTest.zip
To run:
mvn jetty:run
browse to localhost:8080
choose "Simple Page", return to "Home Page" gives:
Root cause:
org.apache.wicket.markup.MarkupException: The component
[AutolinkBookmarkablePageLink [Component id = _autolink_3]] was rendered
already. You can render it only once during a render phase. Class relative
path:
org.apache.wicket.markup.resolver.AutoLinkResolver$AutolinkBookmarkablePageLink:menu:_wicket_link-2-1-2:_autolink_3
at org.apache.wicket.Page.componentRendered(Page.java:254)
at org.apache.wicket.Component.rendered(Component.java:2573)
at org.apache.wicket.Component.internalRender(Component.java:2380)
at org.apache.wicket.Component.render(Component.java:2304)
at org.apache.wicket.MarkupContainer.renderNext(MarkupContainer.java:1420)
at org.apache.wicket.MarkupContainer.renderAll(MarkupContainer.java:1548)
at
org.apache.wicket.MarkupContainer.renderComponentTagBody(MarkupContainer.java:1523)
> Autolink (AutolinkBookmarkablePageLink) already rendered problem
> ----------------------------------------------------------------
>
> Key: WICKET-3559
> URL: https://issues.apache.org/jira/browse/WICKET-3559
> Project: Wicket
> Issue Type: Bug
> Components: wicket-core
> Affects Versions: 1.5-RC2
> Reporter: Greg Johnson
>
> Using a menu panel that includes <wicket:link> to return to a page that
> includes a panel with a <wicket:head> element, gives:
> The component [AutolinkBookmarkablePageLink [Component id = _autolink_X]] was
> rendered already
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