Re: Uncaught exception in thread heartbeat-receiver-event-loop-thread

And reading through the comments in that issue https://issues.apache.org/jira/browse/SPARK-20977 it looks like it was just ignored but marked resolved. -- Sent from: http://apache-spark-user-list.1001560.n3.nabble.com/ - To

ConcurrentModificationException

I have encountered the below exception running Spark 2.1.0 on emr. The exception is the same as reported in Serialization of accumulators in heartbeats is not thread-safe https://issues.apache.org/jira/browse/SPARK-17463 Pull requests were made and merged and that issue was marked as resolved

Re: Uncaught exception in thread heartbeat-receiver-event-loop-thread

I have also encountered the NullPointerException in CollectionAccumulator. It looks like there was an issue filed for this https://issues.apache.org/jira/browse/SPARK-20977. -- Sent from: http://apache-spark-user-list.1001560.n3.nabble.com/