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https://issues.apache.org/jira/browse/FLINK-38506?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18120064#comment-18120064
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Martijn Visser commented on FLINK-38506:
----------------------------------------
Again on release-2.2, push 2026-09-25 (Java 17, module tests), this time the
lost event is AddSplitEvents:
https://github.com/apache/flink/actions/runs/36164487951/job/108172434529
{code}
[ERROR]
org.apache.flink.test.streaming.runtime.SideOutputITCase.testWatermarkForwarding
-- Time elapsed: 0.266 s <<< ERROR!
org.apache.flink.runtime.client.JobExecutionException: Job execution failed.
...
Caused by: org.apache.flink.util.FlinkException: An OperatorEvent from an
OperatorCoordinator to a task was lost. Triggering task failover to ensure
consistency. Event: 'AddSplitEvents[[[B@bd32105]]', targetTask: Source:
timestamped-source (1/1) - execution #0
Caused by:
org.apache.flink.runtime.operators.coordination.TaskNotRunningException: Task
is not running, but in state FINISHED
{code}
> SideOutputITCase.testWatermarkForwarding failed in
> test_cron_adaptive_scheduler tests
> -------------------------------------------------------------------------------------
>
> Key: FLINK-38506
> URL: https://issues.apache.org/jira/browse/FLINK-38506
> Project: Flink
> Issue Type: Bug
> Components: Tests
> Affects Versions: 2.2.0
> Reporter: Ruan Hang
> Assignee: Roman Khachatryan
> Priority: Major
> Labels: pull-request-available
> Fix For: 2.3.0
>
>
> https://dev.azure.com/apache-flink/apache-flink/_build/results?buildId=70186&view=logs&j=8fd9202e-fd17-5b26-353c-ac1ff76c8f28
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