I'm asking, because some passivation exceptions show up in my logfile. Unfortuantely they don't tell, which bean is causing them.


| 9:35:48,152 FATAL [RegularObjectPersister] error
| java.lang.reflect.InvocationTargetException
|      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:585)
|      at org.jboss.serial.persister.RegularObjectPersister.writeSlotWithMethod(RegularObjectPersister.java:120)
|      at org.jboss.serial.persister.RegularObjectPersister.defaultWrite(RegularObjectPersister.java:86)
|      at org.jboss.serial.persister.RegularObjectPersister.writeData(RegularObjectPersister.java:62)
|      at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276)
|      at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206)
|      at org.jboss.serial.persister.RegularObjectPersister.writeSlotWithFields(RegularObjectPersister.java:182)
|      at org.jboss.serial.persister.RegularObjectPersister.defaultWrite(RegularObjectPersister.java:90)
|      at org.jboss.serial.persister.RegularObjectPersister.writeData(RegularObjectPersister.java:62)
|      at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276)
|      at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206)
|      at org.jboss.serial.persister.RegularObjectPersister.writeSlotWithFields(RegularObjectPersister.java:182)
|      at org.jboss.serial.persister.RegularObjectPersister.defaultWrite(RegularObjectPersister.java:90)
|      at org.jboss.serial.persister.RegularObjectPersister.writeData(RegularObjectPersister.java:62)
|      at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276)
|      at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206)
|      at org.jboss.serial.persister.RegularObjectPersister.writeSlotWithFields(RegularObjectPersister.java:182)
|      at org.jboss.serial.persister.RegularObjectPersister.defaultWrite(RegularObjectPersister.java:90)
|      at org.jboss.serial.persister.RegularObjectPersister.writeData(RegularObjectPersister.java:62)
|      at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276)
|      at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206)
|      at org.jboss.serial.persister.ArrayPersister.saveObjectArray(ArrayPersister.java:110)
|      at org.jboss.serial.persister.ArrayPersister.writeData(ArrayPersister.java:101)
|      at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276)
|      at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206)
|      at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181)
|      at java.io.ObjectOutputStream.writeObject (ObjectOutputStream.java:298)
|      at org.jboss.serial.io.MarshalledObject.<init>(MarshalledObject.java:51)
|      at org.jboss.ejb3.stateful.StatefulBeanContext.writeExternal(StatefulBeanContext.java:405)
|      at org.jboss.serial.persister.ExternalizePersister.writeData(ExternalizePersister.java:58)
|      at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276)
|      at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206)
|      at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181)
|      at java.io.ObjectOutputStream.writeObject (ObjectOutputStream.java:298)
|      at org.jboss.ejb3.cache.simple.StatefulSessionFilePersistenceManager.passivateSession(StatefulSessionFilePersistenceManager.java:347)
|      at org.jboss.ejb3.cache.simple.SimpleStatefulCache.passivate(SimpleStatefulCache.java:196)
|      at org.jboss.ejb3.cache.simple.SimpleStatefulCache$SessionTimeoutTask.run(SimpleStatefulCache.java:129)
| Caused by: java.util.ConcurrentModificationException
|      at java.util.HashMap$HashIterator.nextEntry(HashMap.java:841)
|      at java.util.HashMap$EntryIterator.next(HashMap.java:883)
|      at java.util.HashMap$EntryIterator.next(HashMap.java:881)
|      at org.hibernate.engine.StatefulPersistenceContext.serialize (StatefulPersistenceContext.java:1138)
|      at org.hibernate.impl.SessionImpl.writeObject (SessionImpl.java:1930)
|
|

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