jboss-serialisation on 4.2.0.GA
Hi,
I was wondering if anyone might be able to help me understand why I intermittently see this error:
2008-01-30 19:05:31,749 ERROR [ejb3.cache.simple.SimpleStatefulCache.ReportController] problem passivation thread javax.ejb.EJBException: Could not passivate; failed to save state at org.jboss.ejb3.cache.simple.StatefulSessionFilePersistenceManager.passivateSession(StatefulSessionFilePersistenceManager.java:406) at org.jboss.ejb3.cache.simple.SimpleStatefulCache.passivate(SimpleStatefulCache.java:301) at org.jboss.ejb3.cache.simple.SimpleStatefulCache$SessionTimeoutTask.run(SimpleStatefulCache.java:209) Caused by: java.io.IOException at org.jboss.serial.persister.RegularObjectPersister.writeSlotWithMethod(RegularObjectPersister.java:129) at org.jboss.serial.persister.RegularObjectPersister.defaultWrite(RegularObjectPersister.java:86) at org.jboss.serial.persister.RegularObjectPersister.writeData(RegularObjectPersister.java:62) at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276) at org.jboss.serial.objectmetamodel.DataContainer$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.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$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:322) at org.jboss.serial.io.MarshalledObject.<init>(MarshalledObject.java:51) at org.jboss.ejb3.stateful.StatefulBeanContext.writeExternal(StatefulBeanContext.java:842) at org.jboss.serial.persister.ExternalizePersister.writeData(ExternalizePersister.java:58) at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276) at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:322) at org.jboss.ejb3.cache.simple.StatefulSessionFilePersistenceManager.passivateSession(StatefulSessionFilePersistenceManager.java:390) ... 2 more Caused by: 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:597) 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$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.persister.ArrayPersister.saveObjectArray(ArrayPersister.java:110) at org.jboss.serial.persister.ArrayPersister.writeData(ArrayPersister.java:101) at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276) at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:322) at org.jboss.serial.io.MarshalledObject.<init>(MarshalledObject.java:51) at org.jboss.ejb3.stateful.StatefulBeanContext.writeExternal(StatefulBeanContext.java:842) 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$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181) Caused by: java.lang.NullPointerException at javax.faces.component.UIComponentBase.saveAttachedState(UIComponentBase.java:1339) at javax.faces.component.UIComponentBase.saveBindingsState(UIComponentBase.java:1447) at javax.faces.component.UIComponentBase.saveState(UIComponentBase.java:1238) at javax.faces.component.UIData.saveState(UIData.java:530) at javax.faces.component.html.HtmlDataTable.saveState(HtmlDataTable.java:883) at javax.faces.component.UIComponentBase$AttributesMap.writeObject(UIComponentBase.java:1760) 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.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$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.persister.ArrayPersister.saveObjectArray(ArrayPersister.java:110) at org.jboss.serial.persister.ArrayPersister.writeData(ArrayPersister.java:101) at org.jboss.serial.objectmetamodel.ObjectDescriptorFactory.describeObject(ObjectDescriptorFactory.java:276) at org.jboss.serial.objectmetamodel.DataContainer$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:322) at org.jboss.serial.io.MarshalledObject.<init>(MarshalledObject.java:51) at org.jboss.ejb3.stateful.StatefulBeanContext.writeExternal(StatefulBeanContext.java:842) 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$DataContainerDirectOutput.writeObject(DataContainer.java:206) at org.jboss.serial.io.JBossObjectOutputStream.writeObjectOverride(JBossObjectOutputStream.java:181) at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:322) at org.jboss.ejb3.cache.simple.StatefulSessionFilePersistenceManager.passivateSession(StatefulSessionFilePersistenceManager.java:390) at org.jboss.ejb3.cache.simple.SimpleStatefulCache.passivate(SimpleStatefulCache.java:301) at org.jboss.ejb3.cache.simple.SimpleStatefulCache$SessionTimeoutTask.run(SimpleStatefulCache.java:209)