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https://issues.apache.org/jira/browse/QPID-8137?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Keith Wall resolved QPID-8137.
------------------------------
Resolution: Fixed
> [Broker-J] NPE is reported into broker logs on broker shutdown/restart when
> AMQP port is in ERRORED state due to port being bound by other process
> --------------------------------------------------------------------------------------------------------------------------------------------------
>
> Key: QPID-8137
> URL: https://issues.apache.org/jira/browse/QPID-8137
> Project: Qpid
> Issue Type: Bug
> Components: Broker-J
> Affects Versions: qpid-java-broker-7.0.2, qpid-java-broker-7.0.0,
> qpid-java-broker-7.0.1
> Reporter: Alex Rudyy
> Assignee: Alex Rudyy
> Priority: Minor
> Fix For: qpid-java-broker-7.1.0, qpid-java-broker-7.0.3
>
>
> The following NPE is reported into broker logs on broker shutdown/restart
> when AMQP port is in ERRORED state due to port being bound by other process:
> {noformat}
> java.lang.NullPointerException: null
> at
> org.apache.qpid.server.transport.TCPandSSLTransport.getAcceptingPort(TCPandSSLTransport.java:86)
> at
> org.apache.qpid.server.model.port.AmqpPortImpl.closeTransport(AmqpPortImpl.java:309)
> at
> org.apache.qpid.server.model.port.AmqpPortImpl.onClose(AmqpPortImpl.java:285)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$5$2.call(AbstractConfiguredObject.java:791)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$5$2.call(AbstractConfiguredObject.java:787)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$21.onSuccess(AbstractConfiguredObject.java:2745)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$24$1.run(AbstractConfiguredObject.java:2880)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$24$1.run(AbstractConfiguredObject.java:2876)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:360)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$24.onSuccess(AbstractConfiguredObject.java:2875)
> at
> com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1237)
> at
> org.apache.qpid.server.configuration.updater.TaskExecutorImpl$ImmediateIfSameThreadExecutor.execute(TaskExecutorImpl.java:400)
> at
> org.apache.qpid.server.configuration.updater.TaskExecutorImpl.execute(TaskExecutorImpl.java:183)
> at
> com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:911)
> at
> com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:645)
> at
> com.google.common.util.concurrent.Futures.addCallback(Futures.java:1209)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject.addFutureCallback(AbstractConfiguredObject.java:2870)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject.doAfter(AbstractConfiguredObject.java:2738)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$ChainedSettableFuture.then(AbstractConfiguredObject.java:2714)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$5.execute(AbstractConfiguredObject.java:786)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$5.execute(AbstractConfiguredObject.java:766)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$2.execute(AbstractConfiguredObject.java:639)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$2.execute(AbstractConfiguredObject.java:632)
> at
> org.apache.qpid.server.configuration.updater.TaskExecutorImpl$TaskLoggingWrapper.execute(TaskExecutorImpl.java:248)
> at
> org.apache.qpid.server.configuration.updater.TaskExecutorImpl.submitWrappedTask(TaskExecutorImpl.java:165)
> at
> org.apache.qpid.server.configuration.updater.TaskExecutorImpl.submit(TaskExecutorImpl.java:153)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject.doOnConfigThread(AbstractConfiguredObject.java:631)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject.closeAsync(AbstractConfiguredObject.java:765)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$3.performAction(AbstractConfiguredObject.java:707)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$3.performAction(AbstractConfiguredObject.java:703)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject.applyToChildren(AbstractConfiguredObject.java:1313)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject.closeChildren(AbstractConfiguredObject.java:702)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$5$3.call(AbstractConfiguredObject.java:784)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$5$3.call(AbstractConfiguredObject.java:780)
> at
> org.apache.qpid.server.model.AbstractConfiguredObject$21.onSuccess(AbstractConfiguredObject.java:2745)
> {noformat}
> Broker process hangs when a restart operation is invoked via management
> interfaces. The issue can be work around by shutting down (or killing) the
> broker and starting it again.
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