Struts Problem Report

Struts has detected an unhandled exception:

Messages:
  • java.lang.NullPointerException
  • File: org/apache/jsp/fore/edu/test/upGrade_jsp.java
    Line number: 198

    Stacktraces

    org.apache.jasper.JasperException: java.lang.NullPointerException
        org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:549)
        org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:470)
        org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:749)
        org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:487)
        org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:412)
        org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:339)
        org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:159)
        org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186)
        com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:373)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:277)
        com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:176)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
        org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:133)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:207)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:207)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:190)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:243)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:100)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:142)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:166)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:176)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:190)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:187)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)
        org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:485)
        org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
        org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)
        com.cesn.common.PersonalFilter.doFilter(PersonalFilter.java:23)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        com.cesn.servlet.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:29)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
        org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
        org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
        org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
        org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
        org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
        org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
        org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1009)
        org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
        org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
        java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        java.lang.Thread.run(Thread.java:745)
        
    java.lang.NullPointerException
        org.apache.jsp.fore.edu.test.upGrade_jsp._jspService(upGrade_jsp.java:198)
        org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
        org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
        org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
        org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
        javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:749)
        org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:487)
        org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:412)
        org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:339)
        org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:159)
        org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186)
        com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:373)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:277)
        com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:176)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
        org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:133)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:207)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:207)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:190)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:75)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:94)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:243)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:100)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:267)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:142)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:166)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:176)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:190)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:187)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
        org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)
        org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:485)
        org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:77)
        org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:91)
        com.cesn.common.PersonalFilter.doFilter(PersonalFilter.java:23)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        com.cesn.servlet.CharacterEncodingFilter.doFilter(CharacterEncodingFilter.java:29)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
        org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
        org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
        org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
        org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
        org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
        org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
        org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
        org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1009)
        org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
        org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
        java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
        java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
        java.lang.Thread.run(Thread.java:745)