com.opensymphony.xwork2.interceptor.ModelDrivenInterceptor.intercept(ModelDrivenInterceptor.java:100)

com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

<b>type</b> Exception report</p>\r

com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

com.alibaba.fastjson.serializer.StringCodec.write(StringCodec.java:49)

com.alibaba.fastjson.serializer.StringCodec.write(StringCodec.java:34)

com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

com.opensymphony.xwork2.interceptor.ParametersInterceptor.doIntercept(ParametersInterceptor.java:207)

org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:485)

com.alibaba.fastjson.JSON.toJSONString(JSON.java:418)

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

org.apache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)