[jira] Commented: (NANO-43) Serialization exception in Nanocontainer servlet framework
jira-yCVjj/[email protected] Tue, 6 Apr 2004 01:13:25 -0400 (EDT)
| Newsgroups | gmane.comp.java.nanocontainer.devel |
|---|---|
| Message-ID | <[email protected]> |
The following comment has been added to this issue:
Author: Jacob Kjome
Created: Tue, 6 Apr 2004 1:13 AM
Body:
Actually, here is what is happening. SessionScopeObjectReference is being used for two purposes.
NOTE: See email thread on this here....
http://lists.codehaus.org/pipermail/picocontainer-dev/2004-April/003279.html
1. A runtime utility to manage containers in different scopes with the same interface.
2. As a key in Picocontainer's AbstractComponentAdapter for the nested container being used to store object meant for the session scope.
#2 is the reason why SessionScopeObjectReference is getting serialized. There is a very simple, but somewhat kludgey looking solution to this. Make SessionScopeObjectReference implement Serializable and set the HttpSession field as "transient". There is no issue with deserialization even with the null HttpSession upon deserialization since the serialized SessionScopeObjectReference is merely used as a key for the container. It is not used directly again. At runtime, a new SessionScopeObjectReference is used.
And we defeinitey shouldn't be blowing away the session scroped container. Anything you put in a session ought to be able to persist the duration of that session. That means after the timeout, not after an application or server restart.
One could think of this as a more general problem. Pico-based containers are Serializable. However, arbitrary objects are used as keys to items in containers, many of which aren't serializable. This could be solved by using some sort of serializable hash of the object meant to be the key, rather than the object itself. That would have prevented this issue and would allow us to not define SessionScopeObjectReference as being Serializable, since normally it shouldn't be serialized in the first place.
So, either my solution needs to be implemented or what Picocontainer chooses to use as keys in AbstractComponentAdapter needs to be rethought.
Jake
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View the issue:
http://jira.codehaus.org/secure/ViewIssue.jspa?key=NANO-43
Here is an overview of the issue:
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Key: NANO-43
Summary: Serialization exception in Nanocontainer servlet framework
Type: Bug
Status: Unassigned
Priority: Major
Original Estimate: Unknown
Time Spent: Unknown
Remaining: Unknown
Project: NanoContainer
Versions:
1.0-beta-1
Assignee:
Reporter: Jacob Kjome
Created: Wed, 25 Feb 2004 11:53 PM
Updated: Tue, 6 Apr 2004 1:13 AM
Environment: j2sdk1.4.2_03 on WinXP, Tomcat-5.0.19, Latest Pico and Nano CVS-built jars
Description:
I'm getting servlet session serialization exceptions on SessionObjectReference. I can't quite see why this would be since I don't see anywhere that it is stored in the session. It stores other stuff in the session, but not itself as far as I can tell. It is used in an object stored in the session, but that is within a method, not as a class variable. Well, I guess it must be being stored somewhere, otherwise this wouldn't be happening. Anyway, here's the stack trace. Hopefully someone else can find where the problem is...
Stopping container...
INFO: Removing web application at context path /picoservlet
Feb 25, 2004 10:36:58 PM org.apache.catalina.session.ManagerBase log
INFO: Cannot serialize session attribute nanocontainer.session for session F38AE433994277F54238DE419F48479A
java.io.NotSerializableException: org.nanocontainer.servlet.SessionScopeObjectReference
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1054)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:278)
at java.util.ArrayList.writeObject(ArrayList.java:529)
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:324)
at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:809)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1296)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:278)
at org.apache.catalina.session.StandardSession.writeObject(StandardSession.java:1446)
at org.apache.catalina.session.StandardSession.writeObjectData(StandardSession.java:937)
at org.apache.catalina.session.StandardManager.doUnload(StandardManager.java:586)
at org.apache.catalina.session.StandardManager.unload(StandardManager.java:532)
at org.apache.catalina.session.StandardManager.stop(StandardManager.java:734)
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4436)
at org.apache.catalina.core.ContainerBase.removeChild(ContainerBase.java:995)
at org.apache.catalina.core.StandardHostDeployer.remove(StandardHostDeployer.java:606)
at org.apache.catalina.core.StandardHost.remove(StandardHost.java:955)
at org.apache.catalina.startup.HostConfig.undeployApps(HostConfig.java:1053)
at org.apache.catalina.startup.HostConfig.stop(HostConfig.java:1030)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:396)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1166)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1178)
at org.apache.catalina.core.StandardEngine.stop(StandardEngine.java:526)
at org.apache.catalina.core.StandardService.stop(StandardService.java:581)
at org.apache.catalina.core.StandardServer.stop(StandardServer.java:2379)
at org.apache.catalina.startup.Catalina.stop(Catalina.java:643)
at org.apache.catalina.startup.Catalina.start(Catalina.java:618)
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:324)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:297)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:398)
Starting container...
INFO: Processing Context configuration file URL file:D:\Java\Apache\Jakarta\jakarta-tomcat-5.0.19\conf\Catalina\localhost\picoservlet.xml
Feb 25, 2004 10:38:45 PM org.apache.catalina.session.StandardManager doLoad
SEVERE: IOException while loading persisted sessions: java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.nanocontainer.servlet.SessionScopeObjectReference
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.nanocontainer.servlet.SessionScopeObjectReference
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1278)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1845)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1769)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:324)
at java.util.ArrayList.readObject(ArrayList.java:547)
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:324)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:838)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1746)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1845)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1769)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1845)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1769)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:324)
at org.apache.catalina.session.StandardSession.readObject(StandardSession.java:1376)
at org.apache.catalina.session.StandardSession.readObjectData(StandardSession.java:920)
at org.apache.catalina.session.StandardManager.doLoad(StandardManager.java:463)
at org.apache.catalina.session.StandardManager.load(StandardManager.java:390)
at org.apache.catalina.session.StandardManager.start(StandardManager.java:704)
at org.apache.catalina.core.ContainerBase.setManager(ContainerBase.java:542)
at org.apache.catalina.startup.ContextConfig.managerConfig(ContextConfig.java:348)
at org.apache.catalina.startup.ContextConfig.start(ContextConfig.java:652)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:253)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4222)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:866)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:850)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:638)
at org.apache.catalina.core.StandardHostDeployer.addChild(StandardHostDeployer.java:839)
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:324)
at org.apache.commons.beanutils.MethodUtils.invokeMethod(MethodUtils.java:252)
at org.apache.commons.digester.SetNextRule.end(SetNextRule.java:256)
at org.apache.commons.digester.Rule.end(Rule.java:276)
at org.apache.commons.digester.Digester.endElement(Digester.java:1058)
at org.apache.catalina.util.CatalinaDigester.endElement(CatalinaDigester.java:123)
at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanEndElement(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
at org.apache.commons.digester.Digester.parse(Digester.java:1567)
at org.apache.catalina.core.StandardHostDeployer.install(StandardHostDeployer.java:519)
at org.apache.catalina.core.StandardHost.install(StandardHost.java:906)
at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:527)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:472)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1008)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:394)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1134)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:832)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1126)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:521)
at org.apache.catalina.core.StandardService.start(StandardService.java:519)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:2345)
at org.apache.catalina.startup.Catalina.start(Catalina.java:594)
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:324)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:297)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:398)
Caused by: java.io.NotSerializableException: org.nanocontainer.servlet.SessionScopeObjectReference
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1054)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:278)
at java.util.ArrayList.writeObject(ArrayList.java:529)
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:324)
at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:809)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1296)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:278)
at org.apache.catalina.session.StandardSession.writeObject(StandardSession.java:1446)
at org.apache.catalina.session.StandardSession.writeObjectData(StandardSession.java:937)
at org.apache.catalina.session.StandardManager.doUnload(StandardManager.java:586)
at org.apache.catalina.session.StandardManager.unload(StandardManager.java:532)
at org.apache.catalina.session.StandardManager.stop(StandardManager.java:734)
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4436)
at org.apache.catalina.core.ContainerBase.removeChild(ContainerBase.java:995)
at org.apache.catalina.core.StandardHostDeployer.remove(StandardHostDeployer.java:606)
at org.apache.catalina.core.StandardHost.remove(StandardHost.java:955)
at org.apache.catalina.startup.HostConfig.undeployApps(HostConfig.java:1053)
at org.apache.catalina.startup.HostConfig.stop(HostConfig.java:1030)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:396)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1166)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1178)
at org.apache.catalina.core.StandardEngine.stop(StandardEngine.java:526)
at org.apache.catalina.core.StandardService.stop(StandardService.java:581)
at org.apache.catalina.core.StandardServer.stop(StandardServer.java:2379)
at org.apache.catalina.startup.Catalina.stop(Catalina.java:643)
at org.apache.catalina.startup.Catalina.start(Catalina.java:618)
... 6 more
Feb 25, 2004 10:38:45 PM org.apache.catalina.session.StandardManager start
SEVERE: Exception loading sessions from persistent storage
java.io.WriteAbortedException: writing aborted; java.io.NotSerializableException: org.nanocontainer.servlet.SessionScopeObjectReference
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1278)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1845)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1769)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:324)
at java.util.ArrayList.readObject(ArrayList.java:547)
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:324)
at java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:838)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1746)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1845)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1769)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.defaultReadFields(ObjectInputStream.java:1845)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1769)
at java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1646)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1274)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:324)
at org.apache.catalina.session.StandardSession.readObject(StandardSession.java:1376)
at org.apache.catalina.session.StandardSession.readObjectData(StandardSession.java:920)
at org.apache.catalina.session.StandardManager.doLoad(StandardManager.java:463)
at org.apache.catalina.session.StandardManager.load(StandardManager.java:390)
at org.apache.catalina.session.StandardManager.start(StandardManager.java:704)
at org.apache.catalina.core.ContainerBase.setManager(ContainerBase.java:542)
at org.apache.catalina.startup.ContextConfig.managerConfig(ContextConfig.java:348)
at org.apache.catalina.startup.ContextConfig.start(ContextConfig.java:652)
at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:253)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.StandardContext.start(StandardContext.java:4222)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:866)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:850)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:638)
at org.apache.catalina.core.StandardHostDeployer.addChild(StandardHostDeployer.java:839)
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:324)
at org.apache.commons.beanutils.MethodUtils.invokeMethod(MethodUtils.java:252)
at org.apache.commons.digester.SetNextRule.end(SetNextRule.java:256)
at org.apache.commons.digester.Rule.end(Rule.java:276)
at org.apache.commons.digester.Digester.endElement(Digester.java:1058)
at org.apache.catalina.util.CatalinaDigester.endElement(CatalinaDigester.java:123)
at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanEndElement(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source)
at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source)
at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source)
at org.apache.commons.digester.Digester.parse(Digester.java:1567)
at org.apache.catalina.core.StandardHostDeployer.install(StandardHostDeployer.java:519)
at org.apache.catalina.core.StandardHost.install(StandardHost.java:906)
at org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:527)
at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:472)
at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1008)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:394)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1134)
at org.apache.catalina.core.StandardHost.start(StandardHost.java:832)
at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1126)
at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:521)
at org.apache.catalina.core.StandardService.start(StandardService.java:519)
at org.apache.catalina.core.StandardServer.start(StandardServer.java:2345)
at org.apache.catalina.startup.Catalina.start(Catalina.java:594)
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:324)
at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:297)
at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:398)
Caused by: java.io.NotSerializableException: org.nanocontainer.servlet.SessionScopeObjectReference
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1054)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:278)
at java.util.ArrayList.writeObject(ArrayList.java:529)
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:324)
at java.io.ObjectStreamClass.invokeWriteObject(ObjectStreamClass.java:809)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1296)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.defaultWriteFields(ObjectOutputStream.java:1332)
at java.io.ObjectOutputStream.writeSerialData(ObjectOutputStream.java:1304)
at java.io.ObjectOutputStream.writeOrdinaryObject(ObjectOutputStream.java:1247)
at java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1052)
at java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:278)
at org.apache.catalina.session.StandardSession.writeObject(StandardSession.java:1446)
at org.apache.catalina.session.StandardSession.writeObjectData(StandardSession.java:937)
at org.apache.catalina.session.StandardManager.doUnload(StandardManager.java:586)
at org.apache.catalina.session.StandardManager.unload(StandardManager.java:532)
at org.apache.catalina.session.StandardManager.stop(StandardManager.java:734)
at org.apache.catalina.core.StandardContext.stop(StandardContext.java:4436)
at org.apache.catalina.core.ContainerBase.removeChild(ContainerBase.java:995)
at org.apache.catalina.core.StandardHostDeployer.remove(StandardHostDeployer.java:606)
at org.apache.catalina.core.StandardHost.remove(StandardHost.java:955)
at org.apache.catalina.startup.HostConfig.undeployApps(HostConfig.java:1053)
at org.apache.catalina.startup.HostConfig.stop(HostConfig.java:1030)
at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:396)
at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1166)
at org.apache.catalina.core.ContainerBase.stop(ContainerBase.java:1178)
at org.apache.catalina.core.StandardEngine.stop(StandardEngine.java:526)
at org.apache.catalina.core.StandardService.stop(StandardService.java:581)
at org.apache.catalina.core.StandardServer.stop(StandardServer.java:2379)
at org.apache.catalina.startup.Catalina.stop(Catalina.java:643)
at org.apache.catalina.startup.Catalina.start(Catalina.java:618)
... 6 more
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