Cocoon 1.8.2

Error found handling the request.

java.net.UnknownHostException: wwwdvs.informatik.uni-kl.de
	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:143)
	at java.net.Socket.connect(Socket.java:425)
	at java.net.Socket.connect(Socket.java:375)
	at sun.net.NetworkClient.doConnect(NetworkClient.java:139)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:366)
	at sun.net.www.http.HttpClient.openServer(HttpClient.java:582)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:292)
	at sun.net.www.http.HttpClient.<init>(HttpClient.java:253)
	at sun.net.www.http.HttpClient.New(HttpClient.java:321)
	at sun.net.www.http.HttpClient.New(HttpClient.java:306)
	at sun.net.www.http.HttpClient.New(HttpClient.java:301)
	at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:463)
	at sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:454)
	at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:556)
	at java.net.URLConnection.getContent(URLConnection.java:582)
	at java.net.URL.getContent(URL.java:969)
	at org.apache.cocoon.processor.xinclude.XIncludeProcessor$XIncludeProcessorWorker.processXIncludeElement(XIncludeProcessor.java:318)
	at org.apache.cocoon.processor.xinclude.XIncludeProcessor$XIncludeProcessorWorker.process(XIncludeProcessor.java:227)
	at org.apache.cocoon.processor.xinclude.XIncludeProcessor.process(XIncludeProcessor.java:139)
	at org.apache.cocoon.Engine.handle(Engine.java:384)
	at org.apache.cocoon.Cocoon.service(Cocoon.java:183)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:190)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:246)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2343)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
	at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
	at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
	at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
	at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java:1012)
	at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1107)
	at java.lang.Thread.run(Thread.java:536)