命令行报异常问题

问题：

    SEVERE: IOException while loading persisted sessions: java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.apache.struts.beanaction.DefaultActionInterceptor
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.apache.struts.beanaction.DefaultActionInterceptor

    SEVERE: Exception loading sessions from persistent storage
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.apache.struts.beanaction.DefaultActionInterceptor

解释： 一份整体版案例：

    六月 29, 2013 12:12:24 下午 org.apache.catalina.session.StandardManager start

SEVERE: Exception loading sessions from persistent storage
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.apache.struts.beanaction.DefaultActionInterceptor
    at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
    at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1970)
    at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1894)
    at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1777)
    at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
    at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
    at org.apache.catalina.session.StandardSession.readObject(StandardSession.java:1509)
    at org.apache.catalina.session.StandardSession.readObjectData(StandardSession.java:998)
    at org.apache.catalina.session.StandardManager.doLoad(StandardManager.java:395)
    at org.apache.catalina.session.StandardManager.load(StandardManager.java:322)
    at org.apache.catalina.session.StandardManager.start(StandardManager.java:649)
    at org.apache.catalina.core.ContainerBase.setManager(ContainerBase.java:446)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4631)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
    at org.apache.catalina.core.StandardService.start(StandardService.java:525)
    at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
    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 org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Caused by: java.io.NotSerializableException: org.apache.struts.beanaction.DefaultActionInterceptor
    at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1180)
    at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1528)
    at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1493)
    at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1416)
    at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1174)
    at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:346)
    at org.apache.catalina.session.StandardSession.writeObject(StandardSession.java:1585)
    at org.apache.catalina.session.StandardSession.writeObjectData(StandardSession.java:1015)
    at org.apache.catalina.session.StandardManager.doUnload(StandardManager.java:529)
    at org.apache.catalina.session.StandardManager.unload(StandardManager.java:470)
    at org.apache.catalina.session.StandardManager.stop(StandardManager.java:679)
    at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4882)
    at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1110)
    at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1110)
    at org.apache.catalina.core.StandardEngine.stop(StandardEngine.java:468)
    at org.apache.catalina.core.StandardService.stop(StandardService.java:604)
    at org.apache.catalina.core.StandardServer.stop(StandardServer.java:788)
    at org.apache.catalina.startup.Catalina.stop(Catalina.java:662)
    at org.apache.catalina.startup.Catalina$CatalinaShutdownHook.run(Catalina.java:706)

1.     六月 29, 2013 12:12:24 下午
2.     org.apache.catalina.session.StandardManage  start
3.     SEVERE
4.     Exception loading sessions from persistent storage
   java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.apache.struts.beanaction.DefaultActionIntercepto
5.  at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
       at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1970)
       at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1894)
       at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1777)
       at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1347)
       at java.io.ObjectInputStream.readObject(ObjectInputStream.java:369)
       at org.apache.catalina.session.StandardSession.readObject(StandardSes

1.表示时间，2，表示发生异常的类和调用的方法，3，表示异常的级别，4，发生异常的在那个步骤和异常的类型 5，出现异常的系统相关的类。

目的：知道发生了什么，才能找到正确的解决方案。