Servlet Error: QueryGen

An unexpected servlet error has occurred.

Message:



'query' element specified empty 'sortMetaFields' attribute

Stack Trace:



org.cdlib.xtf.textEngine.QueryGenException: 'query' element specified empty 'sortMetaFields' attribute at org.cdlib.xtf.textEngine.QueryRequestParser.error(QueryRequestParser.java:185) at org.cdlib.xtf.textEngine.QueryRequestParser.parseStringAttrib(QueryRequestParser.java:1955) at org.cdlib.xtf.textEngine.QueryRequestParser.parseStringAttrib(QueryRequestParser.java:1909) at org.cdlib.xtf.textEngine.QueryRequestParser.onceOnlyAttrib(QueryRequestParser.java:1666) at org.cdlib.xtf.textEngine.QueryRequestParser.parseMainAttrib(QueryRequestParser.java:985) at org.cdlib.xtf.textEngine.QueryRequestParser.parseOutput(QueryRequestParser.java:244) at org.cdlib.xtf.textEngine.QueryRequestParser.parseOutputTop(QueryRequestParser.java:218) at org.cdlib.xtf.textEngine.QueryRequestParser.parseRequest(QueryRequestParser.java:132) at org.cdlib.xtf.textEngine.QueryRequestParser.parseRequest(QueryRequestParser.java:165) at org.cdlib.xtf.crossQuery.CrossQuery.runQueryParser(CrossQuery.java:395) at org.cdlib.xtf.crossQuery.CrossQuery.apply(CrossQuery.java:200) at org.cdlib.xtf.crossQuery.CrossQuery.doGet(CrossQuery.java:153) at javax.servlet.http.HttpServlet.service(HttpServlet.java:634) at org.cdlib.xtf.servletBase.TextServlet.service(TextServlet.java:442) at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) 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:53) 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:202) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:541) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:688) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:373) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:868) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1594) at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:750)