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https://issues.apache.org/jira/browse/FLINK-35278?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Márton Balassi reassigned FLINK-35278:
--------------------------------------
Assignee: Ferenc Csaky
> Occasional NPE on k8s operator status replacement
> -------------------------------------------------
>
> Key: FLINK-35278
> URL: https://issues.apache.org/jira/browse/FLINK-35278
> Project: Flink
> Issue Type: Bug
> Components: Kubernetes Operator
> Reporter: Márton Balassi
> Assignee: Ferenc Csaky
> Priority: Minor
> Fix For: kubernetes-operator-1.9.0
>
>
> Infrequently we get a null pointer exception on status replacement:
> {noformat}
> logger: io.javaoperatorsdk.operator.processing.event.ReconciliationDispatcher
> message: Error during error status handling.
> throwable: { [-]
> class: java.lang.NullPointerException
> msg: null
> stack: [ [-]
>
> org.apache.flink.kubernetes.operator.utils.StatusRecorder.replaceStatus(StatusRecorder.java:136)
>
> org.apache.flink.kubernetes.operator.utils.StatusRecorder.patchAndCacheStatus(StatusRecorder.java:97)
>
> org.apache.flink.kubernetes.operator.reconciler.ReconciliationUtils.toErrorStatusUpdateControl(ReconciliationUtils.java:438)
>
> org.apache.flink.kubernetes.operator.controller.FlinkDeploymentController.updateErrorStatus(FlinkDeploymentController.java:213)
>
> org.apache.flink.kubernetes.operator.controller.FlinkDeploymentController.updateErrorStatus(FlinkDeploymentController.java:60)
>
> io.javaoperatorsdk.operator.processing.event.ReconciliationDispatcher.handleErrorStatusHandler(ReconciliationDispatcher.java:194)
>
> io.javaoperatorsdk.operator.processing.event.ReconciliationDispatcher.handleReconcile(ReconciliationDispatcher.java:123)
>
> io.javaoperatorsdk.operator.processing.event.ReconciliationDispatcher.handleDispatch(ReconciliationDispatcher.java:91)
>
> io.javaoperatorsdk.operator.processing.event.ReconciliationDispatcher.handleExecution(ReconciliationDispatcher.java:64)
>
> io.javaoperatorsdk.operator.processing.event.EventProcessor$ReconcilerExecutor.run(EventProcessor.java:452)
>
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
>
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> java.lang.Thread.run(Thread.java:829)
> ]
> }{noformat}
> I suspect it probably is thrown by getResourceVersion() here:
> [https://github.com/apache/flink-kubernetes-operator/blob/main/flink-kubernetes-operator/src/main/java/org/apache/flink/kubernetes/operator/utils/StatusRecorder.java#L136]
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