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https://issues.apache.org/jira/browse/WICKET-5073?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sven Meier reassigned WICKET-5073:
----------------------------------
Assignee: Sven Meier
> Internal exception in UrlRenderer
> ---------------------------------
>
> Key: WICKET-5073
> URL: https://issues.apache.org/jira/browse/WICKET-5073
> Project: Wicket
> Issue Type: Bug
> Components: wicket
> Affects Versions: 6.6.0
> Reporter: Christoph Leiter
> Assignee: Sven Meier
>
> I get this exception when trying to create a URL with RequestCycle#urlFor:
> org.apache.wicket.WicketRuntimeException: An error occurred while generating
> an Url for handler 'ResourceReferenceRequestHandler{resourceReference=scope:
> org.apache.wicket.Application; name: ImageResource; locale: null; style:
> null; variation: null,
> pageParameters=publicId=[f74df62d-cbdb-49db-96e4-36e3ea62610e], type=[sr]}'
> at
> org.apache.wicket.request.cycle.RequestCycle.urlFor(RequestCycle.java:516)
> [wicket-core-6.6.0.jar:6.6.0]
> at
> org.apache.wicket.request.cycle.RequestCycle.urlFor(RequestCycle.java:473)
> [wicket-core-6.6.0.jar:6.6.0]
> at xxx.XXXWebApplication.urlFor(XXXWebApplication.java:161)
> ~[xxx-web-0.1.0-SNAPSHOT.jar:0.1.0-SNAPSHOT]
> [...]
> Caused by: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
> at java.util.ArrayList.rangeCheck(ArrayList.java:604) ~[na:1.7.0_10]
> at java.util.ArrayList.remove(ArrayList.java:445) ~[na:1.7.0_10]
> at
> org.apache.wicket.request.UrlRenderer.removeCommonPrefixes(UrlRenderer.java:319)
> ~[wicket-request-6.6.0.jar:6.6.0]
> at
> org.apache.wicket.request.UrlRenderer.renderRelativeUrl(UrlRenderer.java:220)
> ~[wicket-request-6.6.0.jar:6.6.0]
> at
> org.apache.wicket.request.UrlRenderer.renderUrl(UrlRenderer.java:117)
> ~[wicket-request-6.6.0.jar:6.6.0]
> at
> org.apache.wicket.request.cycle.RequestCycle.renderUrl(RequestCycle.java:529)
> [wicket-core-6.6.0.jar:6.6.0]
> at
> org.apache.wicket.request.cycle.RequestCycle.urlFor(RequestCycle.java:511)
> [wicket-core-6.6.0.jar:6.6.0]
> ... 46 common frames omitted
> The app uses a context path and no filter path. I see that
> UrlRenderer#removeCommonPrefixes receives an empty list and the code in the
> method assumes that context path + filter path is always a common prefix and
> tries to remove it later from the empty list.
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