[jira] [Created] (FLINK-20504) NPE when writing to hive and fail over happened

[Shang Yuanchun (Jira)]

zhuxiaoshang created FLINK-20504:
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             Summary: NPE when writing to hive and fail over happened
                 Key: FLINK-20504
                 URL: https://issues.apache.org/jira/browse/FLINK-20504
             Project: Flink
          Issue Type: Bug
          Components: Connectors / Hive
    Affects Versions: 1.11.1
            Reporter: zhuxiaoshang


When writing to hive and fail over happened,I got the following exception
{code:java}
java.lang.NullPointerException
at org.apache.parquet.hadoop.InternalParquetRecordWriter.flushRowGroupToStore(InternalParquetRecordWriter.java:165)
at org.apache.parquet.hadoop.InternalParquetRecordWriter.close(InternalParquetRecordWriter.java:114)
at org.apache.parquet.hadoop.ParquetRecordWriter.close(ParquetRecordWriter.java:165)
at org.apache.hadoop.hive.ql.io.parquet.write.ParquetRecordWriterWrapper.close(ParquetRecordWriterWrapper.java:103)
at org.apache.hadoop.hive.ql.io.parquet.write.ParquetRecordWriterWrapper.close(ParquetRecordWriterWrapper.java:120)
at org.apache.flink.connectors.hive.write.HiveBulkWriterFactory$1.dispose(HiveBulkWriterFactory.java:61)
at org.apache.flink.formats.hadoop.bulk.HadoopPathBasedPartFileWriter.dispose(HadoopPathBasedPartFileWriter.java:79)
at org.apache.flink.streaming.api.functions.sink.filesystem.Bucket.disposePartFile(Bucket.java:235)
at java.util.HashMap$Values.forEach(HashMap.java:981)
at org.apache.flink.streaming.api.functions.sink.filesystem.Buckets.close(Buckets.java:318)
at org.apache.flink.streaming.api.functions.sink.filesystem.StreamingFileSinkHelper.close(StreamingFileSinkHelper.java:108)
at org.apache.flink.table.filesystem.stream.StreamingFileWriter.dispose(StreamingFileWriter.java:177)
at org.apache.flink.streaming.runtime.tasks.StreamTask.disposeAllOperators(StreamTask.java:703)
at org.apache.flink.streaming.runtime.tasks.StreamTask.cleanUpInvoke(StreamTask.java:635)
at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:542)
at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:721)
at org.apache.flink.runtime.taskmanager.Task.run(Task.java:546)
at java.lang.Thread.run(Thread.java:748)
{code}
But it does not reproduce every time.



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