Struts Problem Report

Struts has detected an unhandled exception:

Messages:
  • Index 0 out of bounds for length 0
  • File: jdk/internal/util/Preconditions.java
    Line number: 64

    Stacktraces

    java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
        java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
        java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
        java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
        java.base/java.util.Objects.checkIndex(Objects.java:372)
        java.base/java.util.ArrayList.get(ArrayList.java:459)
        mvc.ssh.framework.action.FileUploadAction.download(FileUploadAction.java:44)
        jdk.internal.reflect.GeneratedMethodAccessor182.invoke(Unknown Source)
        java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        java.base/java.lang.reflect.Method.invoke(Method.java:566)
        ognl.OgnlRuntime.invokeMethod(OgnlRuntime.java:891)
        ognl.OgnlRuntime.callAppropriateMethod(OgnlRuntime.java:1293)
        ognl.ObjectMethodAccessor.callMethod(ObjectMethodAccessor.java:68)
        com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethodWithDebugInfo(XWorkMethodAccessor.java:117)
        com.opensymphony.xwork2.ognl.accessor.XWorkMethodAccessor.callMethod(XWorkMethodAccessor.java:108)
        ognl.OgnlRuntime.callMethod(OgnlRuntime.java:1369)
        ognl.ASTMethod.getValueBody(ASTMethod.java:90)
        ognl.SimpleNode.evaluateGetValueBody(SimpleNode.java:212)
        ognl.SimpleNode.getValue(SimpleNode.java:258)
        ognl.Ognl.getValue(Ognl.java:494)
        ognl.Ognl.getValue(Ognl.java:458)
        com.opensymphony.xwork2.ognl.OgnlUtil$2.execute(OgnlUtil.java:309)
        com.opensymphony.xwork2.ognl.OgnlUtil.compileAndExecute(OgnlUtil.java:340)
        com.opensymphony.xwork2.ognl.OgnlUtil.getValue(OgnlUtil.java:307)
        com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:423)
        com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:287)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:250)
        org.apache.struts2.interceptor.DeprecationInterceptor.intercept(DeprecationInterceptor.java:41)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        org.apache.struts2.interceptor.debugging.DebuggingInterceptor.intercept(DebuggingInterceptor.java:256)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:167)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:265)
        org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:76)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor.intercept(ConversionErrorInterceptor.java:138)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:229)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:229)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.StaticParametersInterceptor.intercept(StaticParametersInterceptor.java:191)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        org.apache.struts2.interceptor.MultiselectInterceptor.intercept(MultiselectInterceptor.java:73)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        org.apache.struts2.interceptor.DateTextFieldInterceptor.intercept(DateTextFieldInterceptor.java:125)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        org.apache.struts2.interceptor.CheckboxInterceptor.intercept(CheckboxInterceptor.java:91)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        org.apache.struts2.interceptor.FileUploadInterceptor.intercept(FileUploadInterceptor.java:253)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:100)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.ScopedModelDrivenInterceptor.intercept(ScopedModelDrivenInterceptor.java:141)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:145)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:171)
        com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:139)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:193)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        com.opensymphony.xwork2.interceptor.ExceptionMappingInterceptor.intercept(ExceptionMappingInterceptor.java:189)
        com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:244)
        org.apache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:54)
        org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:564)
        org.apache.struts2.dispatcher.ng.ExecuteOperations.executeAction(ExecuteOperations.java:81)
        org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:99)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)
        org.springframework.orm.hibernate3.support.OpenSessionInViewFilter.doFilterInternal(OpenSessionInViewFilter.java:231)
        org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
        org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)
        org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)
        org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:167)
        org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90)
        org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:481)
        org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130)
        org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)
        org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:673)
        org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
        org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
        org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390)
        org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)
        org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:926)
        org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1791)
        org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)
        org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
        org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
        org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        java.base/java.lang.Thread.run(Thread.java:834)