Github user edwinalu commented on a diff in the pull request: https://github.com/apache/spark/pull/21221#discussion_r198682787 --- Diff: core/src/main/scala/org/apache/spark/SparkContext.scala --- @@ -1922,6 +1928,12 @@ class SparkContext(config: SparkConf) extends Logging { Utils.tryLogNonFatalError { _eventLogger.foreach(_.stop()) } + if(_heartbeater != null) { --- End diff -- Added.
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