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Declan Easton commented on BEAM-14551: -------------------------------------- This error went away when I removed windowing from my pipeline. I am going to leave the ticket open since I still don't understand what is going wrong here. > Exception from ElasticSearch Write Module in DataFlow > ----------------------------------------------------- > > Key: BEAM-14551 > URL: https://issues.apache.org/jira/browse/BEAM-14551 > Project: Beam > Issue Type: Bug > Components: io-java-elasticsearch, runner-dataflow > Affects Versions: 2.39.0 > Reporter: Declan Easton > Priority: P2 > > I am seeing the following exception being thrown from the ElasticSearch Write > module when running my streaming pipeline from Google DataFlow. I am using > Apache Beam 2.39.0. I hope someone will be able to help me or tell me if this > is a bug. Thanks a lot. > > {code:java} > 2022-06-02T02:21:07.023945713ZError message from worker: > java.lang.ClassCastException: class > org.apache.beam.sdk.transforms.windowing.GlobalWindow cannot be cast to class > org.apache.beam.sdk.transforms.windowing.IntervalWindow > (org.apache.beam.sdk.transforms.windowing.GlobalWindow and > org.apache.beam.sdk.transforms.windowing.IntervalWindow are in unnamed module > of loader 'app') > org.apache.beam.sdk.transforms.windowing.IntervalWindow$IntervalWindowCoder.registerByteSizeObserver(IntervalWindow.java:142) > > org.apache.beam.sdk.coders.IterableLikeCoder.registerByteSizeObserver(IterableLikeCoder.java:209) > > org.apache.beam.sdk.coders.IterableLikeCoder.registerByteSizeObserver(IterableLikeCoder.java:59) > > org.apache.beam.sdk.util.WindowedValue$FullWindowedValueCoder.registerByteSizeObserver(WindowedValue.java:640) > > org.apache.beam.sdk.util.WindowedValue$FullWindowedValueCoder.registerByteSizeObserver(WindowedValue.java:558) > > org.apache.beam.runners.dataflow.worker.IntrinsicMapTaskExecutorFactory$ElementByteSizeObservableCoder.registerByteSizeObserver(IntrinsicMapTaskExecutorFactory.java:403) > > org.apache.beam.runners.dataflow.worker.util.common.worker.OutputObjectAndByteCounter.update(OutputObjectAndByteCounter.java:128) > > org.apache.beam.runners.dataflow.worker.DataflowOutputCounter.update(DataflowOutputCounter.java:67) > > org.apache.beam.runners.dataflow.worker.util.common.worker.OutputReceiver.process(OutputReceiver.java:43) > > org.apache.beam.runners.dataflow.worker.SimpleParDoFn$1.output(SimpleParDoFn.java:285) > > org.apache.beam.runners.dataflow.worker.repackaged.org.apache.beam.runners.core.SimpleDoFnRunner.outputWindowedValue(SimpleDoFnRunner.java:251) > > org.apache.beam.runners.dataflow.worker.repackaged.org.apache.beam.runners.core.SimpleDoFnRunner.access$900(SimpleDoFnRunner.java:85) > > org.apache.beam.runners.dataflow.worker.repackaged.org.apache.beam.runners.core.SimpleDoFnRunner$DoFnFinishBundleArgumentProvider$Context.output(SimpleDoFnRunner.java:309) > > org.apache.beam.runners.dataflow.worker.repackaged.org.apache.beam.runners.core.SimpleDoFnRunner$DoFnFinishBundleArgumentProvider$Context.output(SimpleDoFnRunner.java:304) > > org.apache.beam.sdk.io.elasticsearch.ElasticsearchIO$BulkIO$BulkIOBaseFn$FinishBundleContextAdapter.output(ElasticsearchIO.java:2415) > > org.apache.beam.sdk.io.elasticsearch.ElasticsearchIO$BulkIO$BulkIOBaseFn.flushAndOutputResults(ElasticsearchIO.java:2422) > > org.apache.beam.sdk.io.elasticsearch.ElasticsearchIO$BulkIO$BulkIOBaseFn.finishBundle(ElasticsearchIO.java:2382){code} -- This message was sent by Atlassian Jira (v8.20.7#820007)