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https://issues.apache.org/jira/browse/SPARK-4068?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Armbrust updated SPARK-4068:
------------------------------------
Priority: Critical (was: Major)
> NPE in jsonRDD schema inference
> -------------------------------
>
> Key: SPARK-4068
> URL: https://issues.apache.org/jira/browse/SPARK-4068
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.1.0
> Reporter: Michael Armbrust
> Assignee: Yin Huai
> Priority: Critical
>
> {code}
> val jsonData = """{"data":[[null], [[["Test"]]]]}""" :: """{"other": ""}"""
> :: Nil
> sqlContext.jsonRDD(sc.parallelize(jsonData))
> {code}
> {code}
> org.apache.spark.SparkException: Job aborted due to stage failure: Task 13 in
> stage 5.0 failed 4 times, most recent failure: Lost task 13.3 in stage 5.0
> (TID 347, ip-10-0-234-152.us-west-2.compute.internal):
> java.lang.NullPointerException:
>
> org.apache.spark.sql.json.JsonRDD$$anonfun$org$apache$spark$sql$json$JsonRDD$$allKeysWithValueTypes$1.org$apache$spark$sql$json$JsonRDD$$anonfun$$buildKeyPathForInnerStructs$1(JsonRDD.scala:252)
>
> org.apache.spark.sql.json.JsonRDD$$anonfun$org$apache$spark$sql$json$JsonRDD$$allKeysWithValueTypes$1$$anonfun$org$apache$spark$sql$json$JsonRDD$$anonfun$$buildKeyPathForInnerStructs$1$3.apply(JsonRDD.scala:253)
>
> org.apache.spark.sql.json.JsonRDD$$anonfun$org$apache$spark$sql$json$JsonRDD$$allKeysWithValueTypes$1$$anonfun$org$apache$spark$sql$json$JsonRDD$$anonfun$$buildKeyPathForInnerStructs$1$3.apply(JsonRDD.scala:253)
>
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
>
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:251)
>
> scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
> scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
>
> scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:251)
> scala.collection.AbstractTraversable.flatMap(Traversable.scala:105)
> ...
> {code}
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