java.lang.NullPointerException: This exception has no message.

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via JIRA by Zongheng Yang, 1 year ago
This exception has no message.
via JIRA by Zongheng Yang, 1 year ago
This exception has no message.
via Stack Overflow by Unknown author, 2 years ago
via JIRA by rperko3, 1 year ago
This exception has no message.
via JIRA by rperko3, 1 year ago
This exception has no message.
java.lang.NullPointerException:
at edu.berkeley.cs.amplab.sparkr.RRDD.compute(RRDD.scala:128)
at org.apache.spark.rdd.RDD.computeOrReadCheckpoint(RDD.scala:262)
at org.apache.spark.rdd.RDD.iterator(RDD.scala:229)
at org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:62)
at org.apache.spark.scheduler.Task.run(Task.scala:54)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:895)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
at java.lang.Thread.run(Thread.java:695)

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