2004 IR Help Posted August 22, 2006 Share Posted August 22, 2006 By: joanne - joanne_loh jasper error 2005-06-09 20:24 can anyone tell me wat error is tis? wat does tis error mean. thanks HTTP Status 500 - -------------------------------------------------------------------------------- type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception org.apache.jasper.JasperException: net/sf/jasperreports/engine/JRException at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:254) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2417) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:193) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:781) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:549) at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:589) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:666) at java.lang.Thread.run(Thread.java:534) root cause javax.servlet.ServletException: net/sf/jasperreports/engine/JRException at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:536) at org.apache.jsp.test2_jsp._jspService(test2_jsp.java:70) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:137) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:210) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:256) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2417) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:171) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:172) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:641) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:193) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:781) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:549) at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:589) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:666) at java.lang.Thread.run(Thread.java:534) -------------------------------------------------------------------------------- Apache Tomcat/4.1.29 By: Mike Warne - mwarne RE: jasper error 2005-06-16 18:25 This is a different jasper. Apache Jasper is the JSP page compiler. totally different :) Sounds like something wrong with your JSP pages. Mike. By: joanne - joanne_loh RE: jasper error 2005-06-16 18:33 my test2.jsp <jsp:useBean id="test" scope="application" class="report.CIS"/> <html> <head> <title>Report</title> Success!! <%test.doReport();%> </head> </html> my java file (later compile to CIS.java): package report; import java.sql.Connection; import java.sql.SQLException; import java.util.HashMap; import java.util.Map; import net.sf.jasperreports.engine.*; //import net.sf.jasperreports.engine.xml.*; import net.sf.jasperreports.engine.xml.JRXmlLoader; import net.sf.jasperreports.engine.design.*; import net.sf.jasperreports.view.*; import database.*; /* import net.sf.jasperreports.engine.JRException; import net.sf.jasperreports.engine.xml.JRXmlLoader; import net.sf.jasperreports.engine.JasperCompileManager; import net.sf.jasperreports.engine.JasperFillManager; import net.sf.jasperreports.engine.JasperExportManager; import net.sf.jasperreports.engine.JasperPrint; import net.sf.jasperreports.engine.JasperReport; import net.sf.jasperreports.engine.design.JasperDesign; import net.sf.jasperreports.view.JasperViewer; */ public class CIS { // public static void main(String[] args) { //} public void doReport(){ try { //JasperDesign jasperDesign = JRXmlLoader.load("C:\iReport-0.4.1\CIS.jrxml"); JasperDesign jasperDesign = JRXmlLoader.load("C:\jasperreports-0.6.6\src\CIS.xml"); JasperReport jasperReport = JasperCompileManager.compileReport(jasperDesign); Map parameters = new HashMap(); parameters.put("Title", "Customer Information"); Connection conn = Database.getConnection(); System.out.println("Connected!!"); JasperPrint jasperPrint = JasperFillManager.fillReport(jasperReport, parameters, conn); System.out.println("Printing"); JasperExportManager.exportReportToPdfFile(jasperPrint, "CIS.pdf"); JasperViewer.viewReport(jasperPrint); } catch (JRException e) { e.printStackTrace(); } catch (SQLException e) { e.printStackTrace(); } } } is this the right way? actually i have tested out on a simple coding n it work wif my jsp page. however program occur when it is dealing wif jasper report java file. the java file i have tested executing using dos prompt and the coding is prefectlycorrect n working program. can u help me detect the error? i was suspecting that the tomcat couldnt detect jasper report class file (as used in my java file above) which is in the diff folder as tomcat folder. 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