Hello,

I have similar problems as pkorror in JBoss-4.0.5.GA.

After I have prevent the NPEs via the Log4j konfiguration, I get also 
STATUS_NO_TRANSACTION errors. Like this:


  | 2006-10-30 14:37:00,734 WARN  [WorkManager(3)-20] 
[org.hibernate.cache.OptimisticTreeCache] Unexpected optimistic lock check on 
inserting data
  | 2006-10-30 14:37:00,859 ERROR [WorkManager(3)-20] 
[org.jboss.resource.adapter.jms.inflow.JmsServerSession] [EMAIL PROTECTED] 
failed to commit/rollback
  | org.jboss.tm.JBossRollbackException: Unable to commit, 
tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=pc3275/212, BranchQual=, 
localId=212] status=STATUS_NO_TRANSACTION; - nested throwable: 
(java.lang.RuntimeException: )
  |     at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:372)
  |     at org.jboss.tm.TxManager.commit(TxManager.java:240)
  |     at 
org.jboss.resource.adapter.jms.inflow.JmsServerSession$XATransactionDemarcationStrategy.end(JmsServerSession.java:471)
  |     at 
org.jboss.resource.adapter.jms.inflow.JmsServerSession.run(JmsServerSession.java:260)
  |     at org.jboss.resource.work.WorkWrapper.execute(WorkWrapper.java:204)
  |     at 
org.jboss.util.threadpool.BasicTaskWrapper.run(BasicTaskWrapper.java:275)
  |     at 
EDU.oswego.cs.dl.util.concurrent.PooledExecutor$Worker.run(PooledExecutor.java:743)
  |     at java.lang.Thread.run(Thread.java:595)
  | Caused by: java.lang.RuntimeException: 
  |     at 
org.jboss.cache.interceptors.TxInterceptor$LocalSynchronizationHandler.beforeCompletion(TxInterceptor.java:1091)
  |     at 
org.jboss.cache.interceptors.OrderedSynchronizationHandler.beforeCompletion(OrderedSynchronizationHandler.java:75)
  |     at 
org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1491)
  |     at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1110)
  |     at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:324)
  |     ... 7 more
  | Caused by: java.lang.NullPointerException
  |     at java.lang.Integer.compareTo(Integer.java:939)
  |     at java.lang.Integer.compareTo(Integer.java:35)
  |     at 
org.hibernate.util.ComparableComparator.compare(ComparableComparator.java:13)
  |     at 
org.hibernate.cache.OptimisticTreeCache$DataVersionAdapter.newerThan(OptimisticTreeCache.java:297)
  |     at 
org.jboss.cache.interceptors.OptimisticValidatorInterceptor.simpleValidate(OptimisticValidatorInterceptor.java:124)
  |     at 
org.jboss.cache.interceptors.OptimisticValidatorInterceptor.validateNodes(OptimisticValidatorInterceptor.java:101)
  |     at 
org.jboss.cache.interceptors.OptimisticValidatorInterceptor.invoke(OptimisticValidatorInterceptor.java:66)
  |     at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
  |     at 
org.jboss.cache.interceptors.OptimisticLockingInterceptor.invoke(OptimisticLockingInterceptor.java:95)
  |     at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
  |     at 
org.jboss.cache.interceptors.TxInterceptor.runPreparePhase(TxInterceptor.java:804)
  |     at 
org.jboss.cache.interceptors.TxInterceptor$LocalSynchronizationHandler.beforeCompletion(TxInterceptor.java:1069)
  |     ... 11 more
  | 
  | 

or this:


  | 2006-10-30 13:30:47,301 ERROR [WorkManager(3)-23] 
[org.jboss.resource.adapter.jms.inflow.JmsServerSession] [EMAIL PROTECTED] 
failed to commit/rollback
  | org.jboss.tm.JBossRollbackException: Unable to commit, 
tx=TransactionImpl:XidImpl[FormatId=257, GlobalId=pc3275/188, BranchQual=, 
localId=188] status=STATUS_NO_TRANSACTION; - nested throwable: 
(java.lang.RuntimeException: )
  |     at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:372)
  |     at org.jboss.tm.TxManager.commit(TxManager.java:240)
  |     at 
org.jboss.resource.adapter.jms.inflow.JmsServerSession$XATransactionDemarcationStrategy.end(JmsServerSession.java:471)
  |     at 
org.jboss.resource.adapter.jms.inflow.JmsServerSession.run(JmsServerSession.java:260)
  |     at org.jboss.resource.work.WorkWrapper.execute(WorkWrapper.java:204)
  |     at 
org.jboss.util.threadpool.BasicTaskWrapper.run(BasicTaskWrapper.java:275)
  |     at 
EDU.oswego.cs.dl.util.concurrent.PooledExecutor$Worker.run(PooledExecutor.java:743)
  |     at java.lang.Thread.run(Thread.java:595)
  | Caused by: java.lang.RuntimeException: 
  |     at 
org.jboss.cache.interceptors.TxInterceptor$LocalSynchronizationHandler.beforeCompletion(TxInterceptor.java:1091)
  |     at 
org.jboss.cache.interceptors.OrderedSynchronizationHandler.beforeCompletion(OrderedSynchronizationHandler.java:75)
  |     at 
org.jboss.tm.TransactionImpl.doBeforeCompletion(TransactionImpl.java:1491)
  |     at org.jboss.tm.TransactionImpl.beforePrepare(TransactionImpl.java:1110)
  |     at org.jboss.tm.TransactionImpl.commit(TransactionImpl.java:324)
  |     ... 7 more
  | Caused by: org.jboss.cache.CacheException: DataNode 
[/stockdata/IntervalStatus/[EMAIL PROTECTED] version [EMAIL PROTECTED] 
[current=1, previous=0, 
src=SingleTableEntityPersister(de.spiegel.pistats.db.stock.IntervalStatus)] is 
newer than workspace node [EMAIL PROTECTED] [current=1, previous=0, 
src=SingleTableEntityPersister(de.spiegel.pistats.db.stock.IntervalStatus)]
  |     at 
org.jboss.cache.interceptors.OptimisticValidatorInterceptor.simpleValidate(OptimisticValidatorInterceptor.java:127)
  |     at 
org.jboss.cache.interceptors.OptimisticValidatorInterceptor.validateNodes(OptimisticValidatorInterceptor.java:101)
  |     at 
org.jboss.cache.interceptors.OptimisticValidatorInterceptor.invoke(OptimisticValidatorInterceptor.java:66)
  |     at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
  |     at 
org.jboss.cache.interceptors.OptimisticLockingInterceptor.invoke(OptimisticLockingInterceptor.java:95)
  |     at org.jboss.cache.interceptors.Interceptor.invoke(Interceptor.java:68)
  |     at 
org.jboss.cache.interceptors.TxInterceptor.runPreparePhase(TxInterceptor.java:804)
  |     at 
org.jboss.cache.interceptors.TxInterceptor$LocalSynchronizationHandler.beforeCompletion(TxInterceptor.java:1069)
  |     ... 11 more
  | 
  | 

This happens, when I have a little bit more load und only with optimistic 
locking.

Funny: Hibernate statitics are reporting second level cache hits, but there ist 
nothing in the cache (NumberOfNodes is 0).

I will now switch back to pessimistic locking, but I will be glad, when I here 
that optimistic locking is working, to optimize the throughput.

greeting
Klaus Erber

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