[jboss-jira] [JBoss JIRA] (WFLY-9751) NullPointerException during server reload

[Martin Choma (JIRA)]

Martin Choma created WFLY-9751:
----------------------------------

             Summary: NullPointerException during server reload
                 Key: WFLY-9751
                 URL: https://issues.jboss.org/browse/WFLY-9751
             Project: WildFly
          Issue Type: Bug
          Components: Server
    Affects Versions: 12.0.0.Alpha1
            Reporter: Martin Choma
            Assignee: Jason Greene
            Priority: Critical


Reproducer:

{code}
0. build wildfly from master
1. ./standalone.sh
2. ./jboss-cli.sh
   connect
   reload
   reload
   reload
   ...
{code}

In log there occurs NPE:

{code}
09:52:28,772 INFO  [org.jboss.as] (Controller Boot Thread) WFLYSRV0025: WildFly Core 4.0.0.Alpha7 "Kenny" started in 196ms - Started 292 of 532 services (327 services are lazy, passive or on-demand)
09:52:32,175 INFO  [org.wildfly.extension.undertow] (MSC service thread 1-2) WFLYUT0008: Undertow HTTPS listener https suspending
09:52:32,176 INFO  [org.jboss.as.connector.subsystems.datasources] (MSC service thread 1-8) WFLYJCA0010: Unbound data source [java:jboss/datasources/ExampleDS]
09:52:32,176 INFO  [org.wildfly.extension.undertow] (MSC service thread 1-6) WFLYUT0008: Undertow HTTP listener default suspending
09:52:32,176 INFO  [org.wildfly.extension.undertow] (MSC service thread 1-5) WFLYUT0019: Host default-host stopping
09:52:32,176 INFO  [org.wildfly.extension.undertow] (MSC service thread 1-6) WFLYUT0007: Undertow HTTP listener default stopped, was bound to 127.0.0.1:8080
09:52:32,177 INFO  [org.wildfly.extension.undertow] (MSC service thread 1-2) WFLYUT0007: Undertow HTTPS listener https stopped, was bound to 127.0.0.1:8443
09:52:32,179 INFO  [org.wildfly.extension.undertow] (MSC service thread 1-8) WFLYUT0004: Undertow 1.4.22.Final stopping
09:52:32,180 INFO  [org.jboss.as.connector.deployers.jdbc] (MSC service thread 1-8) WFLYJCA0019: Stopped Driver service with driver-name = h2
09:52:32,184 INFO  [org.jboss.as.mail.extension] (MSC service thread 1-1) WFLYMAIL0002: Unbound mail session [java:jboss/mail/Default]
09:52:32,182 ERROR [org.jboss.threads.errors] (management task-1) Thread Thread[management task-1,5,main] threw an uncaught exception: java.lang.NullPointerException
	at org.jboss.as.server.mgmt.ManagementWorkerService.stopDone(ManagementWorkerService.java:72)
	at org.xnio.XnioWorker$1.run(XnioWorker.java:138)
	at org.jboss.threads.EnhancedQueueExecutor.safeRun(EnhancedQueueExecutor.java:1979)
	at org.jboss.threads.EnhancedQueueExecutor.completeTermination(EnhancedQueueExecutor.java:1755)
	at org.jboss.threads.EnhancedQueueExecutor.tryDeallocateThread(EnhancedQueueExecutor.java:1578)
	at org.jboss.threads.EnhancedQueueExecutor$ThreadBody.run(EnhancedQueueExecutor.java:1393)
	at java.lang.Thread.run(Thread.java:745)

09:52:32,187 INFO  [org.jboss.as] (MSC service thread 1-6) WFLYSRV0050: WildFly Core 4.0.0.Alpha7 "Kenny" stopped in 20ms
09:52:32,189 INFO  [org.jboss.as] (MSC service thread 1-6) WFLYSRV0049: WildFly Core 4.0.0.Alpha7 "Kenny" starting
{code}



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