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Jakub commented on AMQ-6683: ---------------------------- Any idea how to resolve the issue? Maybe there is some workaround? Switching to KahaDB is not an option in my case. > NullPointerException on transaction prepare in JdbcMememoryTransactionStore > --------------------------------------------------------------------------- > > Key: AMQ-6683 > URL: https://issues.apache.org/jira/browse/AMQ-6683 > Project: ActiveMQ > Issue Type: Bug > Components: Broker, JDBC > Affects Versions: 5.14.5 > Reporter: Jakub > Priority: Blocker > > From time to time an exception occurs: > {code} > Caused by: java.lang.NullPointerException > at > org.apache.activemq.store.jdbc.JdbcMemoryTransactionStore.prepare(JdbcMemoryTransactionStore.java:75) > at > org.apache.activemq.transaction.XATransaction.prepare(XATransaction.java:188) > at > org.apache.activemq.broker.TransactionBroker.prepareTransaction(TransactionBroker.java:247) > at > org.apache.activemq.broker.MutableBrokerFilter.prepareTransaction(MutableBrokerFilter.java:133) > at > org.apache.activemq.broker.MutableBrokerFilter.prepareTransaction(MutableBrokerFilter.java:133) > at > org.apache.activemq.broker.TransportConnection.processPrepareTransaction(TransportConnection.java:519) > at > org.apache.activemq.command.TransactionInfo.visit(TransactionInfo.java:98) > at > org.apache.activemq.broker.TransportConnection.service(TransportConnection.java:336) > at > org.apache.activemq.broker.TransportConnection$1.onCommand(TransportConnection.java:200) > at > org.apache.activemq.transport.MutexTransport.onCommand(MutexTransport.java:50) > at > org.apache.activemq.transport.WireFormatNegotiator.onCommand(WireFormatNegotiator.java:125) > at > org.apache.activemq.transport.AbstractInactivityMonitor.onCommand(AbstractInactivityMonitor.java:301) > at > org.apache.activemq.transport.TransportSupport.doConsume(TransportSupport.java:83) > at > org.apache.activemq.transport.tcp.TcpTransport.doRun(TcpTransport.java:233)[47:org.apache.activemq.activemq-osgi:5.14.5] > at > org.apache.activemq.transport.tcp.TcpTransport.run(TcpTransport.java:215)[47:org.apache.activemq.activemq-osgi:5.14.5] > at java.lang.Thread.run(Thread.java:745)[:1.8.0_131] > {code} > On client side there is an exception: > {code} > XID:[1197822575,globalId=2c162f175c1006f72672e6170616368652e61726965732e7472616e73616374696f6e0000000000000000000000000000,branchId=2000ffffffe5ffffff8319175c1006170616368652e61726965732e7472616e73616374696f6e0000000000000000000000000000] > failed with: javax.jms.JMSException: java.lang.NullPointerException > javax.jms.JMSException: java.lang.NullPointerException > at > org.apache.activemq.util.JMSExceptionSupport.create(JMSExceptionSupport.java:54) > at > org.apache.activemq.ActiveMQConnection.syncSendPacket(ActiveMQConnection.java:1399) > at > org.apache.activemq.ActiveMQConnection.syncSendPacket(ActiveMQConnection.java:1428) > at > org.apache.activemq.TransactionContext.prepare(TransactionContext.java:469) > at > org.apache.geronimo.transaction.manager.WrapperNamedXAResource.prepare(WrapperNamedXAResource.java:86) > at > org.apache.geronimo.transaction.manager.TransactionImpl.internalPrepare(TransactionImpl.java:429) > at > org.apache.geronimo.transaction.manager.TransactionImpl.commit(TransactionImpl.java:312) > at > org.apache.geronimo.transaction.manager.TransactionManagerImpl.commit(TransactionManagerImpl.java:252) > at > org.springframework.transaction.jta.JtaTransactionManager.doCommit(JtaTransactionManager.java:1020) > at > org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761) > at > org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730) > at > org.apache.aries.transaction.internal.AriesPlatformTransactionManager.commit(AriesPlatformTransactionManager.java:75) > at > org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:484) > at > org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:291) > at > org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:96) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179)[90:org.apache.servicemix.bundles.spring-aop:4.2.8.RELEASE_1] > at > org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:655) > at ...... // custom service > {code} > ActiveMQ is configured with jdbc persistence adapter over postgresql: > {code} > <bean id="postgres-ds" class="org.apache.commons.dbcp2.BasicDataSource"> > <property name="url" value="jdbc:postgresql://postgres:5432/activemq" > /> > <property name="connectionProperties" > value="[targetServerType=master,readOnly=false]"/> > <property name="username" value="abc"/> > <property name="password" value="abc"/> > <property name="initialSize" value="5" /> > <property name="maxTotal" value="20" /> > <property name="maxIdle" value="5" /> > <property name="validationQuery" value="select 1" /> > <property name="testWhileIdle" value="true" /> > <property name="timeBetweenEvictionRunsMillis" value="3000" /> > </bean> > {code} -- This message was sent by Atlassian JIRA (v6.3.15#6346)