Servlet Error: QueryGen

An unexpected servlet error has occurred.

Message:



<query> element must have at most one child query

Stack Trace:



org.cdlib.xtf.textEngine.QueryGenException: <query> element must have at most one child query at org.cdlib.xtf.textEngine.QueryRequestParser.error(QueryRequestParser.java:185) at org.cdlib.xtf.textEngine.QueryRequestParser.parseOutput(QueryRequestParser.java:269) at org.cdlib.xtf.textEngine.QueryRequestParser.parseOutputTop(QueryRequestParser.java:199) at org.cdlib.xtf.textEngine.QueryRequestParser.parseRequest(QueryRequestParser.java:132) at org.cdlib.xtf.textEngine.QueryRequestParser.parseRequest(QueryRequestParser.java:165) at org.cdlib.xtf.dynaXML.DynaXML.runDocReqParser(DynaXML.java:359) at org.cdlib.xtf.dynaXML.DynaXML.doGet(DynaXML.java:230) at javax.servlet.http.HttpServlet.service(HttpServlet.java:624) at org.cdlib.xtf.servletBase.TextServlet.service(TextServlet.java:442) at javax.servlet.http.HttpServlet.service(HttpServlet.java:731) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:110) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:498) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:169) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103) at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:1025) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116) at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:683) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:445) at org.apache.coyote.ajp.AjpProcessor.process(AjpProcessor.java:190) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:637) at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316) at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.base/java.lang.Thread.run(Thread.java:829)