hi,
i have got this exception :
11:15:17,827 WARN [org.jboss.ejb.plugins.AbstractInstanceCache] failed to passivate, id=gz9cxhes-e2: javax.ejb.EJBException: Could not passivate; failed to save state
at org.jboss.ejb.plugins.StatefulSessionFilePersistenceManager.passivateSession(StatefulSessionFilePersistenceManager.java:423) [:6.1.0.Final]
at org.jboss.ejb.plugins.StatefulSessionInstanceCache.passivate(StatefulSessionInstanceCache.java:107) [:6.1.0.Final]
at org.jboss.ejb.plugins.AbstractInstanceCache.tryToPassivate(AbstractInstanceCache.java:211) [:6.1.0.Final]
at org.jboss.ejb.plugins.AbstractInstanceCache.tryToPassivate(AbstractInstanceCache.java:162) [:6.1.0.Final]
at org.jboss.ejb.plugins.LRUEnterpriseContextCachePolicy$OveragerTask.run(LRUEnterpriseContextCachePolicy.java:467) [:6.1.0.Final]
at java.util.TimerThread.mainLoop(Timer.java:512) [:1.6.0_30]
at java.util.TimerThread.run(Timer.java:462) [:1.6.0_30]
Caused by: java.io.NotSerializableException: com.abc.ABCDAO
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1164) [:1.6.0_30]
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1518) [:1.6.0_30]
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1483) [:1.6.0_30]
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1400) [:1.6.0_30]
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1158) [:1.6.0_30]
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:330) [:1.6.0_30]
at org.jboss.ejb.plugins.StatefulSessionFilePersistenceManager.passivateSession(StatefulSessionFilePersistenceManager.java:414) [:6.1.0.Final]
... 6 more
anybody please guide me, how to solve the issue....
thanks...