[infinispan-issues] [JBoss JIRA] Commented: (ISPN-699) occasional NullPointerException on unmarshalling in test application

occasional NullPointerException on unmarshalling in test application -------------------------------------------------------------------- Key: ISPN-699 URL: https://jira.jboss.org/browse/ISPN-699 Project: Infinispan Issue Type: Sub-task Components: Marshalling Affects Versions: 4.0.0.Final, 4.1.0.Final, 4.2.0.ALPHA2 Reporter: Sanne Grinovero Assignee: Galder Zamarreño Fix For: 4.2.0.BETA1, 4.2.0.Final Attachments: 697ispn-infinispan-readersclearedbeforeeviction.log See the parent issue ISPN-697 , which contains more details and an application which can occasionally reproduce the NPE. 2010-10-11 15:55:27,305 ERROR [Scheduled-eviction-thread-0] (FileCacheStore.java:184) - Error while reading from file: /home/cching/dev/infinispan-hang/./store/Users/-202784536 java.lang.NullPointerException at org.infinispan.marshall.jboss.ConstantObjectTable.readObject(ConstantObjectTable.java:253) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:357) at org.jboss.marshalling.river.RiverUnmarshaller.doReadObject(RiverUnmarshaller.java:207) at org.jboss.marshalling.AbstractUnmarshaller.readObject(AbstractUnmarshaller.java:85) at org.infinispan.marshall.jboss.GenericJBossMarshaller.objectFromObjectStream(GenericJBossMarshaller.java:162) at org.infinispan.marshall.VersionAwareMarshaller.objectFromObjectStream(VersionAwareMarshaller.java:179) at org.infinispan.loaders.file.FileCacheStore.objectFromInputStreamInReentrantMode(FileCacheStore.java:262) at org.infinispan.loaders.file.FileCacheStore.loadBucket(FileCacheStore.java:181) at org.infinispan.loaders.file.FileCacheStore.purgeInternal(FileCacheStore.java:161) at org.infinispan.loaders.AbstractCacheStore$2.run(AbstractCacheStore.java:84) at org.infinispan.util.concurrent.WithinThreadExecutor.execute(WithinThreadExecutor.java:47) at org.infinispan.loaders.AbstractCacheStore.purgeExpired(AbstractCacheStore.java:81) at org.infinispan.eviction.EvictionManagerImpl.processEviction(EvictionManagerImpl.java:115) at org.infinispan.eviction.EvictionManagerImpl$ScheduledTask.run(EvictionManagerImpl.java:136) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441) at java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317) at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(ScheduledThreadPoolExecutor.java:98) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(ScheduledThreadPoolExecutor.java:181) at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:205) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:619)