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  1. Jenkins
  2. JENKINS-22348

Join Plugin: intermittent NullPointerException in child project when all downstream projects complete

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    • Icon: Bug Bug
    • Resolution: Fixed
    • Icon: Major Major
    • join-plugin
    • None

      Using Jenkins 1.552 and Join Plugin 1.15, today we saw an intermittent NPE in Join plugin when the last child job completed, and the parent job was being notified of job completion.

      ...
No emails were triggered.
Notifying upstream build somejob #308 of job completion
All downstream projects complete!
FATAL: null
java.lang.NullPointerException
	at join.JoinAction$NoopLauncher.<init>(JoinAction.java:120)
	at join.JoinAction.checkPendingDownstream(JoinAction.java:92)
	at join.JoinAction.downstreamFinished(JoinAction.java:70)
	at join.JoinDependency.shouldTriggerBuild(JoinDependency.java:45)
	at hudson.tasks.BuildTrigger.execute(BuildTrigger.java:213)
	at hudson.model.AbstractBuild$AbstractBuildExecution.cleanUp(AbstractBuild.java:741)
	at hudson.model.Build$BuildExecution.cleanUp(Build.java:194)
	at hudson.model.Run.execute(Run.java:1715)
	at hudson.model.FreeStyleBuild.run(FreeStyleBuild.java:46)
	at hudson.model.ResourceController.execute(ResourceController.java:88)
	at hudson.model.Executor.run(Executor.java:231)

        1. joinPlugin1.png
          32 kB
          Steve Roth
        2. joinPlugin2.png
          47 kB
          Steve Roth

            mdonohue mdonohue
            sroth Steve Roth
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              Created:
              Updated:
              Resolved: