There was an error!
null
java.util.ConcurrentModificationException
at java.base/java.util.TreeMap$KeySpliterator.forEachRemaining(TreeMap.java:3075)
at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:762)
at java.base/java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:276)
at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
at java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:992)
at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:921)
at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:682)
at org.opengrok.indexer.web.messages.MessagesUtils.getMessageLevel(MessagesUtils.java:235)
at org.opengrok.indexer.search.Results.prettyPrint(Results.java:200)
at org.apache.jsp.search_jsp._jspService(search_jsp.java:948)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:67)
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658)
at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:456)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:377)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:325)
at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:195)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140)
at org.opengrok.web.CookieFilter.doFilter(CookieFilter.java:50)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140)
at org.opengrok.web.AuthorizationFilter.doFilter(AuthorizationFilter.java:96)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140)
at org.opengrok.web.StatisticsFilter.doFilter(StatisticsFilter.java:69)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:164)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:140)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:483)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:115)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:389)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:904)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1741)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1190)
at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
at java.base/java.lang.Thread.run(Thread.java:840)