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via DataStax JIRA by Jeandeaux Stephane, 1 year ago
Job aborted due to stage failure: Task 2 in stage 8.0 failed 4 times, most recent failure: Lost task 2.3 in stage 8.0 (TID 80, ....): java.lang.NullPointerException
via DataStax JIRA by Jeandeaux Stephane, 1 year ago
Job aborted due to stage failure: Task 2 in stage 8.0 failed 4 times, most recent failure: Lost task 2.3 in stage 8.0 (TID 80, ....): java.lang.NullPointerException
org.apache.spark.SparkException: Job aborted due to stage failure: Task 2 in stage 8.0 failed 4 times, most recent failure: Lost task 2.3 in stage 8.0 (TID 80, ....): java.lang.NullPointerException	at org.apache.spark.metrics.MetricsSystem$$anonfun$getSourcesByName$1.apply(MetricsSystem.scala:146)	at org.apache.spark.metrics.MetricsSystem$$anonfun$getSourcesByName$1.apply(MetricsSystem.scala:146)	at scala.collection.TraversableLike$$anonfun$filter$1.apply(TraversableLike.scala:264)	at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)	at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)	at scala.collection.TraversableLike$class.filter(TraversableLike.scala:263)	at scala.collection.AbstractTraversable.filter(Traversable.scala:105)	at org.apache.spark.metrics.MetricsSystem.getSourcesByName(MetricsSystem.scala:146)	at org.apache.spark.TaskContextImpl.getMetricsSources(TaskContextImpl.scala:103)	at org.apache.spark.metrics.MetricsUpdater$.getSource(MetricsUpdater.scala:20)	at org.apache.spark.metrics.OutputMetricsUpdater$.apply(OutputMetricsUpdater.scala:65)	at com.datastax.spark.connector.writer.TableWriter.write(TableWriter.scala:138)	at com.datastax.spark.connector.streaming.DStreamFunctions$$anonfun$saveToCassandra$1$$anonfun$apply$1.apply(DStreamFunctions.scala:54)	at com.datastax.spark.connector.streaming.DStreamFunctions$$anonfun$saveToCassandra$1$$anonfun$apply$1.apply(DStreamFunctions.scala:54)	at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:66)	at org.apache.spark.scheduler.Task.run(Task.scala:88)	at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:214)	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)	at java.lang.Thread.run(Thread.java:745)