[Tomcat] Tomcat 실행 시 Session 관련 EOF Exception 발생 시

톰캣 실행시 아래와 같은 Exception 이 발생하면...

2011. 4. 25 오후 1:15:27 org.apache.catalina.session.StandardManager doLoad
심각: IOException while loading persisted sessions: java.io.EOFException
java.io.EOFException
 at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2281)
 at java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2750)
 at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:780)
 at java.io.ObjectInputStream.<init>(ObjectInputStream.java:280)
 at org.apache.catalina.util.CustomObjectInputStream.<init>(CustomObjectInputStream.java:58)
 at org.apache.catalina.session.StandardManager.doLoad(StandardManager.java:362)
 at org.apache.catalina.session.StandardManager.load(StandardManager.java:321)
 at org.apache.catalina.session.StandardManager.start(StandardManager.java:637)
 at org.apache.catalina.core.ContainerBase.setManager(ContainerBase.java:438)
 at org.apache.catalina.core.StandardContext.start(StandardContext.java:4271)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
 at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
 at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
 at org.apache.catalina.core.StandardService.start(StandardService.java:516)
 at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
 at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
 at java.lang.reflect.Method.invoke(Method.java:597)
 at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
 at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
2011. 4. 25 오후 1:15:27 org.apache.catalina.session.StandardManager start
심각: Exception loading sessions from persistent storage
java.io.EOFException
 at java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2281)
 at java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2750)
 at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:780)
 at java.io.ObjectInputStream.<init>(ObjectInputStream.java:280)
 at org.apache.catalina.util.CustomObjectInputStream.<init>(CustomObjectInputStream.java:58)
 at org.apache.catalina.session.StandardManager.doLoad(StandardManager.java:362)
 at org.apache.catalina.session.StandardManager.load(StandardManager.java:321)
 at org.apache.catalina.session.StandardManager.start(StandardManager.java:637)
 at org.apache.catalina.core.ContainerBase.setManager(ContainerBase.java:438)
 at org.apache.catalina.core.StandardContext.start(StandardContext.java:4271)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
 at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
 at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)
 at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
 at org.apache.catalina.core.StandardService.start(StandardService.java:516)
 at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
 at org.apache.catalina.startup.Catalina.start(Catalina.java:578)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
 at java.lang.reflect.Method.invoke(Method.java:597)
 at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:288)
 at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)

1) context.xml 파일을 열어 아래와 같이 한 줄을 추가해 준다.

<Manager className="org.apache.catalina.session.PersistentManager" saveOnRestart="false" />

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또는
 
2) session.ser 을 삭제한다.