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Posted to commits@hudi.apache.org by "wangxianghu (Jira)" <ji...@apache.org> on 2021/01/22 10:50:00 UTC

[jira] [Created] (HUDI-1543) Fix HoodieFlinkStreamer NPE after HUDI-1511 merged

wangxianghu created HUDI-1543:
---------------------------------

             Summary: Fix HoodieFlinkStreamer NPE after HUDI-1511 merged
                 Key: HUDI-1543
                 URL: https://issues.apache.org/jira/browse/HUDI-1543
             Project: Apache Hudi
          Issue Type: Bug
            Reporter: wangxianghu
            Assignee: wangxianghu


```
java.lang.NullPointerException: Keyed state can only be used on a 'keyed stream', i.e., after a 'keyBy()' operation.
    at org.apache.flink.util.Preconditions.checkNotNull(Preconditions.java:75)
    at org.apache.flink.streaming.api.operators.StreamingRuntimeContext.checkPreconditionsAndGetKeyedStateStore(StreamingRuntimeContext.java:223)
    at org.apache.flink.streaming.api.operators.StreamingRuntimeContext.getMapState(StreamingRuntimeContext.java:216)
    at org.apache.hudi.index.state.FlinkInMemoryStateIndex.<init>(FlinkInMemoryStateIndex.java:58)
    at org.apache.hudi.index.FlinkHoodieIndex.createIndex(FlinkHoodieIndex.java:61)
    at org.apache.hudi.client.HoodieFlinkWriteClient.createIndex(HoodieFlinkWriteClient.java:75)
    at org.apache.hudi.client.AbstractHoodieWriteClient.<init>(AbstractHoodieWriteClient.java:136)
    at org.apache.hudi.client.AbstractHoodieWriteClient.<init>(AbstractHoodieWriteClient.java:120)
    at org.apache.hudi.client.HoodieFlinkWriteClient.<init>(HoodieFlinkWriteClient.java:62)
    at org.apache.hudi.operator.InstantGenerateOperator.open(InstantGenerateOperator.java:115)
    at org.apache.flink.streaming.runtime.tasks.OperatorChain.initializeStateAndOpenOperators(OperatorChain.java:291)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$beforeInvoke$0(StreamTask.java:479)
    at org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:47)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.beforeInvoke(StreamTask.java:475)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:528)
    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)
```



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