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https://issues.apache.org/jira/browse/FLINK-28107?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17555488#comment-17555488
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LuNing Wang commented on FLINK-28107:
-------------------------------------
[~martijnvisser] When this PR merge the main repo, I will create a new PR to
Elasticsearch repo and add Python ES docs.
> Support id of document is null
> ------------------------------
>
> Key: FLINK-28107
> URL: https://issues.apache.org/jira/browse/FLINK-28107
> Project: Flink
> Issue Type: Bug
> Components: API / Python, Connectors / ElasticSearch
> Affects Versions: 1.16.0
> Reporter: LuNing Wang
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.16.0
>
>
>
> {code:java}
> es7_sink = Elasticsearch7SinkBuilder() \
> .set_emitter(ElasticsearchEmitter.static_index('foo')) \
> .set_hosts(['localhost:9200']) {code}
> Caused by: java.lang.NullPointerException
> at
> org.apache.flink.connector.elasticsearch.sink.SimpleElasticsearchEmitter$StaticIndexRequestGenerator.apply(SimpleElasticsearchEmitter.java:68)
> at
> org.apache.flink.connector.elasticsearch.sink.SimpleElasticsearchEmitter$StaticIndexRequestGenerator.apply(SimpleElasticsearchEmitter.java:55)
> at
> org.apache.flink.connector.elasticsearch.sink.SimpleElasticsearchEmitter.emit(SimpleElasticsearchEmitter.java:52)
> at
> org.apache.flink.connector.elasticsearch.sink.SimpleElasticsearchEmitter.emit(SimpleElasticsearchEmitter.java:30)
> at
> org.apache.flink.connector.elasticsearch.sink.ElasticsearchWriter.write(ElasticsearchWriter.java:123)
> at
> org.apache.flink.streaming.runtime.operators.sink.SinkWriterOperator.processElement(SinkWriterOperator.java:158)
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