[jboss-user] [JBoss Seam] - problem passivation thread: ConcurrentModificationException
Every now and then I get the following message in my logs:
2006-12-05 12:27:09,109 DEBUG [org.jboss.seam.contexts.Lifecycle] destroying event
context
| 2006-12-05 12:27:09,109 DEBUG [org.jboss.seam.core.Events] Processing
event:org.jboss.seam.preDestroyContext.EVENT
| 2006-12-05 12:27:09,109 DEBUG [org.jboss.seam.contexts.Contexts] destroying:
org.jboss.seam.core.manager
| 2006-12-05 12:27:09,109 DEBUG [org.jboss.seam.core.Events] Processing
event:org.jboss.seam.preDestroy.org.jboss.seam.core.manager
| 2006-12-05 12:27:09,109 DEBUG [org.jboss.seam.core.Events] Processing
event:org.jboss.seam.postDestroyContext.EVENT
| 2006-12-05 12:27:09,109 DEBUG [org.jboss.seam.contexts.Lifecycle] <<< End
call
| 2006-12-05 12:27:09,109 DEBUG
[org.jboss.ejb3.cache.simple.StatefulSessionFilePersistenceManager] Saving session state
to:
C:\bin\seam\jboss-4.0.5.GA\server\default\tmp\sessions\SessionTimeoutHandlerHome-evc97who-j\5c4o1d3r-qbr45g-evc97n34-1-evc9ht00-13.ser
| 2006-12-05 12:27:09,249 DEBUG [org.jboss.mx.loading.RepositoryClassLoader]
setRepository, repository=org.jboss.mx.loading.HeirarchicalLoaderRepository3@15d925b,
cl=org.jboss.mx.loading.HeirarchicalLoaderRepository3$CacheClassLoader@524a69{ url=null
,addedOrder=0}
| 2006-12-05 12:27:09,249 DEBUG [org.jboss.mx.loading.RepositoryClassLoader]
setRepository, repository=org.jboss.mx.loading.HeirarchicalLoaderRepository3@15d925b,
cl=org.jboss.mx.loading.HeirarchicalLoaderRepository3$CacheClassLoader@9336bd{ url=null
,addedOrder=0}
| 2006-12-05 12:27:09,265 DEBUG
[org.jboss.ejb3.cache.simple.StatefulSessionFilePersistenceManager] Passivation complete;
id=5c4o1d3r-qbr45g-evc97n34-1-evc9ht00-13
| 2006-12-05 12:27:09,265 ERROR [org.jboss.ejb3.cache.simple.SimpleStatefulCache]
problem passivation thread
| java.util.ConcurrentModificationException
| at java.util.LinkedHashMap$LinkedHashIterator.remove(LinkedHashMap.java:356)
| at
org.jboss.ejb3.cache.simple.SimpleStatefulCache$SessionTimeoutTask.run(SimpleStatefulCache.java:132)
| 2006-12-05 12:31:17,104 DEBUG [org.jboss.resource.connectionmanager.IdleRemover] run:
IdleRemover notifying pools, interval: 450000
| 2006-12-05 12:38:47,100 DEBUG [org.jboss.resource.connectionmanager.IdleRemover] run:
IdleRemover notifying pools, interval: 450000
| 2006-12-05 12:41:50,052 DEBUG [org.jboss.seam.contexts.Lifecycle] End of session,
destroying contexts
| 2006-12-05 12:41:50,052 DEBUG [org.jboss.seam.contexts.Lifecycle] destroying
conversation contexts: []
| 2006-12-05 12:41:50,052 DEBUG [org.jboss.seam.contexts.Lifecycle] destroying session
context
I'm using Seam 1.1 CR2, CVS 04-12-2006.
I haven't noticed any erratic behaviour in my application and as far as I can tell,
this has just started to happen recently.
Cheers,
C.
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