JFinal session问题

[weixin_38049216]

@JFinal 你好，想跟你请教个问题： 在我的应用中报如下错误。 2013-07-07 23:32:22 [ERROR]-[Thread: http-bio-80-exec-3]-[com.jfinal.core.ActionHandler.handle()]: /login java.lang.IllegalStateException: getAttribute: Session already invalidated at org.apache.catalina.session.StandardSession.getAttribute(StandardSession.java:1165) at org.apache.catalina.session.StandardSessionFacade.getAttribute(StandardSessionFacade.java:122) at net.loyin.ctrl.IndexCtrl.login(IndexCtrl.java:104) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:601) at com.jfinal.core.ActionInvocation.invoke(ActionInvocation.java:55) at com.jfinal.validate.Validator.intercept(Validator.java:60) at com.jfinal.core.ActionInvocation.invoke(ActionInvocation.java:51) at com.jfinal.core.ActionHandler.handle(ActionHandler.java:73) at net.loyin.handler.CookieHandler.handle(CookieHandler.java:36) at net.loyin.handler.SessionHandler.handle(SessionHandler.java:26) at com.jfinal.core.JFinalFilter.doFilter(JFinalFilter.java:72) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:243) 有请波总给解决下。 此问题也不是经常出现 而是在很久没有登录网站后就出现问题。