type Exception report

    message String index out of range: -10

    description The server encountered an internal error that prevented it from fulfilling this request.

    exception

    java.lang.StringIndexOutOfBoundsException: String index out of range: -10

    java.lang.String.substring(String.java:1911)

    com.lib.DecryptUtil.fileDecrypt(DecryptUtil.java:22)

    com.encrypt.Action.execute(Action.java:59)

    sun.reflect.GeneratedMethodAccessor38.invoke(Unknown Source)

    sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

    java.lang.reflect.Method.invoke(Method.java:606)

    com.opensymphony.xwork2.DefaultActionInvocation.invokeAction(DefaultActionInvocation.java:452)

    com.opensymphony.xwork2.DefaultActionInvocation.invokeActionOnly(DefaultActionInvocation.java:291)

    com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:254)

    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)

    note The full stack trace of the root cause is available in the Apache Tomcat/7.0.62 logs.