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java.lang.IllegalArgumentException: request or kb was null! at de.knowwe.dialog.AcceptLanguage.getInitLocale(AcceptLanguage.java:178) at de.knowwe.dialog.DialogTagHandler.render(DialogTagHandler.java:58) at de.knowwe.core.taghandler.TagRenderer.render(TagRenderer.java:72) at com.denkbares.editmode.RootTypeIdRenderer.render(RootTypeIdRenderer.java:48) at de.knowwe.jspwiki.KnowWEPlugin.renderPage(KnowWEPlugin.java:516) at de.knowwe.jspwiki.KnowWEPlugin.render(KnowWEPlugin.java:329) at de.knowwe.jspwiki.KnowWEPlugin.preTranslate(KnowWEPlugin.java:305) at org.apache.wiki.filters.DefaultFilterManager.doPreTranslateFiltering(DefaultFilterManager.java:284) at org.apache.wiki.WikiEngine.textToHTML(WikiEngine.java:1513) at org.apache.wiki.WikiEngine.getHTML(WikiEngine.java:1457) at org.apache.wiki.tags.InsertPageTag.doWikiStartTag(InsertPageTag.java:128) at org.apache.wiki.tags.WikiTagBase.doStartTag(WikiTagBase.java:89) at org.apache.jsp.templates.haddock.PageTab_jsp._jspx_meth_wiki_005fInsertPage_005f0(PageTab_jsp.java:1113) at org.apache.jsp.templates.haddock.PageTab_jsp._jspService(PageTab_jsp.java:300) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:405) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:349) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:721) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:584) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:523) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:934) at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:643) at org.apache.wiki.tags.IncludeTag.doEndTag(IncludeTag.java:84) at org.apache.jsp.templates.haddock.PageContent_jsp._jspx_meth_wiki_005fInclude_005f0(PageContent_jsp.java:288) at org.apache.jsp.templates.haddock.PageContent_jsp._jspService(PageContent_jsp.java:117) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:405) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:349) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:721) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:584) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:523) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:934) at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:643) at org.apache.wiki.tags.ContentTag.doEndTag(ContentTag.java:183) at org.apache.jsp.templates.haddock.ViewTemplate_jsp._jspx_meth_wiki_005fContent_005f0(ViewTemplate_jsp.java:792) at org.apache.jsp.templates.haddock.ViewTemplate_jsp._jspService(ViewTemplate_jsp.java:190) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:405) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:349) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:721) at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:584) at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:523) at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:934) at org.apache.jasper.runtime.PageContextImpl.include(PageContextImpl.java:643) at org.apache.wiki.tags.IncludeTag.doEndTag(IncludeTag.java:84) at org.apache.jsp.Wiki_jsp._jspService(Wiki_jsp.java:128) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:405) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:349) at javax.servlet.http.HttpServlet.service(HttpServlet.java:725) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.wiki.ui.WikiServletFilter.doFilter(WikiServletFilter.java:160) at org.apache.wiki.ui.WikiJSPFilter.doFilter(WikiJSPFilter.java:109) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:503) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:136) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:610) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:526) at org.apache.coyote.ajp.AbstractAjpProcessor.process(AbstractAjpProcessor.java:823) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:655) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1566) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1523) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:745)