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https://issues.apache.org/jira/browse/FLINK-21059?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17273170#comment-17273170
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Thomas Weise commented on FLINK-21059:
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1.12:
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Thomas Weise commented on FLINK-21059:
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In this case
security.protocol = PLAINTEXT
was used
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Thomas Weise commented on FLINK-21059:
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{code:java}
Caused by:
