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via Google Groups by Kurt Maegerle, 1 year ago
io.prediction.data.storage.DataMapException: The required field phrase cannot be null.	at io.prediction.data.storage.DataMap.get(DataMap.scala:74)	at io.prediction.classifier.DataSource$$anonfun$readTraining$1.apply(DataSource.scala:21)	at io.prediction.classifier.DataSource$$anonfun$readTraining$1.apply(DataSource.scala:19)	at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33)	at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:108)	at io.prediction.classifier.DataSource.readTraining(DataSource.scala:19)	at io.prediction.classifier.DataSource.readTraining(DataSource.scala:8)	at io.prediction.controller.PDataSource.readTrainingBase(PDataSource.scala:38)	at io.prediction.controller.Engine$.train(Engine.scala:602)	at io.prediction.controller.Engine.train(Engine.scala:152)	at io.prediction.workflow.CoreWorkflow$.runTrain(CoreWorkflow.scala:60)	at io.prediction.workflow.CreateWorkflow$.main(CreateWorkflow.scala:257)	at io.prediction.workflow.CreateWorkflow.main(CreateWorkflow.scala)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)	at java.lang.reflect.Method.invoke(Method.java:483)	at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:569)	at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:166)	at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:189)	at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:110)	at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)