Ireport com subrelatório

net.sf.jasperreports.engine.fill.JRExpressionEvalException: Error evaluating expression :

Source text : $F{vetTitular}

at net.sf.jasperreports.engine.fill.JREvaluator.evaluate(JREvaluator.java:197)

at net.sf.jasperreports.engine.fill.JRCalculator.evaluate(JRCalculator.java:537)

at net.sf.jasperreports.engine.fill.JRCalculator.evaluate(JRCalculator.java:505)

at net.sf.jasperreports.engine.fill.JRFillElement.evaluateExpression(JRFillElement.java:826)

at net.sf.jasperreports.engine.fill.JRFillSubreport.evaluateSubreport(JRFillSubreport.java:339)

at net.sf.jasperreports.engine.fill.JRFillSubreport.evaluate(JRFillSubreport.java:259)

at net.sf.jasperreports.engine.fill.JRFillElementContainer.evaluate(JRFillElementContainer.java:275)

at net.sf.jasperreports.engine.fill.JRFillBand.evaluate(JRFillBand.java:426)

at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillColumnBand(JRVerticalFiller.java:1380)

at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillDetail(JRVerticalFiller.java:692)

at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillReportStart(JRVerticalFiller.java:255)

at net.sf.jasperreports.engine.fill.JRVerticalFiller.fillReport(JRVerticalFiller.java:113)

at net.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:879)

at net.sf.jasperreports.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:801)

at net.sf.jasperreports.engine.fill.JRFiller.fillReport(JRFiller.java:89)

at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:601)

at biblioteca.GeraRelatorioEmPDF.doGet(GeraRelatorioEmPDF.java:50)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)

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.ApplicationDispatcher.invoke(ApplicationDispatcher.java:654)

at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:445)

at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)

at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:292)

at controle.GeraRelatorioDeFonogramas.service(GeraRelatorioDeFonogramas.java:73)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)

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:175)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)

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:263)

at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)

at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:584)

at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)

at java.lang.Thread.run(Unknown Source)

Caused by: java.lang.ClassCastException: java.util.ArrayList cannot be cast to net.sf.jasperreports.engine.JRDataSource

at Relatorio_Fonogramas_1223574105187_574592.evaluate(Relatorio_Fonogramas_1223574105187_574592:193)

at net.sf.jasperreports.engine.fill.JREvaluator.evaluate(JREvaluator.java:186)

… 38 more