Servlet Error: NullPointer

An unexpected servlet error has occurred.

Stack Trace:



java.lang.NullPointerException at org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:482) at org.apache.lucene.index.SegmentInfos.readCurrentVersion(SegmentInfos.java:311) at org.apache.lucene.index.IndexReader.getCurrentVersion(IndexReader.java:259) at org.cdlib.xtf.textEngine.XtfSearcher.isUpToDate(XtfSearcher.java:154) at org.cdlib.xtf.textEngine.XtfSearcher.update(XtfSearcher.java:178) at org.cdlib.xtf.textEngine.DefaultQueryProcessor.processRequest(DefaultQueryProcessor.java:181) at org.cdlib.xtf.crossQuery.CrossQuery.apply(CrossQuery.java:206) at org.cdlib.xtf.crossQuery.CrossQuery.doGet(CrossQuery.java:153) at javax.servlet.http.HttpServlet.service(HttpServlet.java:635) at org.cdlib.xtf.servletBase.TextServlet.service(TextServlet.java:442) at javax.servlet.http.HttpServlet.service(HttpServlet.java:742) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:478) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:799) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1152) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:622) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:748)

If you have questions, need further technical assistance, or believe that you have reached this page in error, send email to the CDL (cdl@www.cdlib.org) or call the CDL Helpline (510.987.0555). Be sure to include the above message and/or stack trace in your communication.