12:27:25,723 ERROR [org.infinispan.interceptors.InvocationContextInterceptor] (remote-thread--p6-t6) ISPN000136: Error executing command PrepareCommand, writing keys []: java.lang.NullPointerException
	at org.infinispan.commons.marshall.AbstractMarshaller.objectFromInputStream(AbstractMarshaller.java:91)
	at org.infinispan.commons.marshall.AbstractDelegatingMarshaller.objectFromInputStream(AbstractDelegatingMarshaller.java:60)
	at org.infinispan.persistence.jdbc.JdbcUtil.unmarshall(JdbcUtil.java:67)
	at org.infinispan.persistence.jdbc.binary.JdbcBinaryStore.unmarshallBucket(JdbcBinaryStore.java:639)
	at org.infinispan.persistence.jdbc.binary.JdbcBinaryStore.loadBucket(JdbcBinaryStore.java:543)
	at org.infinispan.persistence.jdbc.binary.JdbcBinaryStore.storeInBucket(JdbcBinaryStore.java:579)
	at org.infinispan.persistence.jdbc.binary.JdbcBinaryStore.write(JdbcBinaryStore.java:131)
	at org.infinispan.persistence.manager.PersistenceManagerImpl.writeToAllStores(PersistenceManagerImpl.java:488)
	at org.infinispan.interceptors.CacheWriterInterceptor$Updater.visitSingleStore(CacheWriterInterceptor.java:386)
	at org.infinispan.interceptors.CacheWriterInterceptor$Updater.visitPutKeyValueCommand(CacheWriterInterceptor.java:330)
	at org.infinispan.commands.write.PutKeyValueCommand.acceptVisitor(PutKeyValueCommand.java:73)
	at org.infinispan.interceptors.CacheWriterInterceptor.store(CacheWriterInterceptor.java:292)
	at org.infinispan.interceptors.CacheWriterInterceptor.commitCommand(CacheWriterInterceptor.java:125)
	at org.infinispan.interceptors.CacheWriterInterceptor.visitPrepareCommand(CacheWriterInterceptor.java:111)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.base.CommandInterceptor.handleDefault(CommandInterceptor.java:113)
	at org.infinispan.commands.AbstractVisitor.visitPrepareCommand(AbstractVisitor.java:112)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.EntryWrappingInterceptor.visitPrepareCommand(EntryWrappingInterceptor.java:105)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.base.CommandInterceptor.handleDefault(CommandInterceptor.java:113)
	at org.infinispan.commands.AbstractVisitor.visitPrepareCommand(AbstractVisitor.java:112)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.locking.AbstractTxLockingInterceptor.invokeNextAndCommitIf1Pc(AbstractTxLockingInterceptor.java:89)
	at org.infinispan.interceptors.locking.PessimisticLockingInterceptor.visitPrepareCommand(PessimisticLockingInterceptor.java:97)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.NotificationInterceptor.visitPrepareCommand(NotificationInterceptor.java:36)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.TxInterceptor.invokeNextInterceptorAndVerifyTransaction(TxInterceptor.java:157)
	at org.infinispan.interceptors.TxInterceptor.visitPrepareCommand(TxInterceptor.java:144)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.base.CommandInterceptor.handleDefault(CommandInterceptor.java:113)
	at org.infinispan.commands.AbstractVisitor.visitPrepareCommand(AbstractVisitor.java:112)
	at org.infinispan.statetransfer.TransactionSynchronizerInterceptor.visitPrepareCommand(TransactionSynchronizerInterceptor.java:39)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.statetransfer.StateTransferInterceptor.handleTxCommand(StateTransferInterceptor.java:239)
	at org.infinispan.statetransfer.StateTransferInterceptor.visitPrepareCommand(StateTransferInterceptor.java:88)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.base.CommandInterceptor.invokeNextInterceptor(CommandInterceptor.java:99)
	at org.infinispan.interceptors.InvocationContextInterceptor.handleAll(InvocationContextInterceptor.java:107)
	at org.infinispan.interceptors.InvocationContextInterceptor.handleDefault(InvocationContextInterceptor.java:76)
	at org.infinispan.commands.AbstractVisitor.visitPrepareCommand(AbstractVisitor.java:112)
	at org.infinispan.commands.tx.PrepareCommand.acceptVisitor(PrepareCommand.java:172)
	at org.infinispan.interceptors.InterceptorChain.invoke(InterceptorChain.java:336)
	at org.infinispan.commands.tx.PrepareCommand.perform(PrepareCommand.java:96)
	at org.infinispan.remoting.inboundhandler.BasePerCacheInboundInvocationHandler.invokePerform(BasePerCacheInboundInvocationHandler.java:92)
	at org.infinispan.remoting.inboundhandler.BaseBlockingRunnable.run(BaseBlockingRunnable.java:34)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)