Solved
SparkContext was shut down
how to know why sparkcontext was shut down ??ERROR yarn.Client: Application diagnostics message: User class threw exception: org.apache.spark.SparkException: Job 1 cancelled because SparkContext was shut down
how to know why sparkcontext was shut down ??ERROR yarn.Client: Application diagnostics message: User class threw exception: org.apache.spark.SparkException: Job 1 cancelled because SparkContext was shut down
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