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:617) at org.cdlib.xtf.servletBase.TextServlet.service(TextServlet.java:442) at javax.servlet.http.HttpServlet.service(HttpServlet.java:723) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:299) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:701)