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. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3991320#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...