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.i