[jira] [Resolved] (IGNITE-1575) NPE when cache is started concurrently with the node stop

["Alexei Scherbakov (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/IGNITE-1575?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Alexei Scherbakov resolved IGNITE-1575.
---------------------------------------
    Resolution: Cannot Reproduce
      Assignee: Valentin Kulichenko  (was: Alexei Scherbakov)

I was not able to reproduce it using different configurations of a grid.
Need more info on how it was achieved.


> NPE when cache is started concurrently with the node stop
> ---------------------------------------------------------
>
>                 Key: IGNITE-1575
>                 URL: https://issues.apache.org/jira/browse/IGNITE-1575
>             Project: Ignite
>          Issue Type: Bug
>          Components: cache
>            Reporter: Valentin Kulichenko
>            Assignee: Valentin Kulichenko
>             Fix For: 1.7
>
>
> It's not causing any harm, but it's possible to get the NPE below during the node stop.
> {noformat}
> 57724 [main] ERROR IgniteKernal%t1-1 - Got exception while starting (will rollback startup routine).
> java.lang.NullPointerException
> at org.apache.ignite.internal.processors.cache.query.continuous.CacheContinuousQueryManager.onKernalStart0(CacheContinuousQueryManager.java:91)
> at org.apache.ignite.internal.processors.cache.GridCacheManagerAdapter.onKernalStart(GridCacheManagerAdapter.java:97)
> at org.apache.ignite.internal.processors.cache.GridCacheProcessor.onKernalStart(GridCacheProcessor.java:1058)
> at org.apache.ignite.internal.processors.cache.GridCacheProcessor.onKernalStart(GridCacheProcessor.java:833)
> at org.apache.ignite.internal.IgniteKernal.start(IgniteKernal.java:829)
> at org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:1549)
> at org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start(IgnitionEx.java:1416)
> at org.apache.ignite.internal.IgnitionEx.start0(IgnitionEx.java:916)
> at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:477)
> at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:458)
> at org.apache.ignite.Ignition.start(Ignition.java:321)
> .. application stack frames ...
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:497)
> at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
> at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24)
> at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:283)
> at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:173)
> at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
> at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:128)
> at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:203)
> at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:155)
> at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)
> {noformat}



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