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Posted to issues@flink.apache.org by "Zhipeng Zhang (Jira)" <ji...@apache.org> on 2022/07/26 04:14:00 UTC
[jira] [Created] (FLINK-28684) NullPointerException at OneHotEncoder.GenerateModelDataOperator.snapshot
Zhipeng Zhang created FLINK-28684:
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Summary: NullPointerException at OneHotEncoder.GenerateModelDataOperator.snapshot
Key: FLINK-28684
URL: https://issues.apache.org/jira/browse/FLINK-28684
Project: Flink
Issue Type: New Feature
Components: Library / Machine Learning
Affects Versions: ml-2.1.0, ml-2.2.0
Reporter: Zhipeng Zhang
Assignee: Yunfeng Zhou
E Caused by: org.apache.flink.runtime.checkpoint.CheckpointException: Could not complete snapshot 1 for operator GenerateModelDataOperator -> *anonymous_datastream_source$215*[229] -> ConstraintEnforcer[230] -> TableToDataSteam (1/1)#0. Failure reason: Checkpoint was declined.
[193|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:194]E at org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:269)
[194|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:195]E at org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:173)
[195|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:196]E at org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(AbstractStreamOperator.java:348)
[196|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:197]E at org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.checkpointStreamOperator(RegularOperatorChain.java:227)
[197|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:198]E at org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.buildOperatorSnapshotFutures(RegularOperatorChain.java:212)
[198|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:199]E at org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.snapshotState(RegularOperatorChain.java:192)
[199|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:200]E at org.apache.flink.streaming.runtime.tasks.SubtaskCheckpointCoordinatorImpl.takeSnapshotSync(SubtaskCheckpointCoordinatorImpl.java:647)
[200|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:201]E at org.apache.flink.streaming.runtime.tasks.SubtaskCheckpointCoordinatorImpl.checkpointState(SubtaskCheckpointCoordinatorImpl.java:320)
[201|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:202]E at org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$performCheckpoint$12(StreamTask.java:1253)
[202|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:203]E at org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:50)
[203|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:204]E at org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(StreamTask.java:1241)
[204|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:205]E at org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(StreamTask.java:1198)
[205|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:206]E ... 22 more
[206|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:207]E Caused by: java.lang.NullPointerException
[207|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:208]E at org.apache.flink.api.common.typeutils.base.GenericArraySerializer.copy(GenericArraySerializer.java:92)
[208|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:209]E at org.apache.flink.api.common.typeutils.base.GenericArraySerializer.copy(GenericArraySerializer.java:37)
[209|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:210]E at org.apache.flink.runtime.state.ArrayListSerializer.copy(ArrayListSerializer.java:75)
[210|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:211]E at org.apache.flink.runtime.state.PartitionableListState.<init>(PartitionableListState.java:65)
[211|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:212]E at org.apache.flink.runtime.state.PartitionableListState.deepCopy(PartitionableListState.java:79)
[212|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:213]E at org.apache.flink.runtime.state.DefaultOperatorStateBackendSnapshotStrategy.syncPrepareResources(DefaultOperatorStateBackendSnapshotStrategy.java:77)
[213|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:214]E at org.apache.flink.runtime.state.DefaultOperatorStateBackendSnapshotStrategy.syncPrepareResources(DefaultOperatorStateBackendSnapshotStrategy.java:36)
[214|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:215]E at org.apache.flink.runtime.state.SnapshotStrategyRunner.snapshot(SnapshotStrategyRunner.java:77)
[215|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:216]E at org.apache.flink.runtime.state.DefaultOperatorStateBackend.snapshot(DefaultOperatorStateBackend.java:230)
[216|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:217]E at org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.snapshotState(StreamOperatorStateHandler.java:230)
[217|https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true#step:9:218]E ... 33 more
https://github.com/apache/flink-ml/runs/7512316012?check_suite_focus=true
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