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java.lang.RuntimeException: java.lang.NullPointerException at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:522) at org.apache.spark.sql.hive.client.ClientWrapper.<init>(ClientWrapper.scala:204) at org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:238) at org.apache.spark.sql.hive.HiveContext.executionHive$lzycompute(HiveContext.scala:218) at org.apache.spark.sql.hive.HiveContext.executionHive(HiveContext.scala:208) at org.apache.spark.sql.hive.HiveContext.functionRegistry$lzycompute(HiveContext.scala:462) at org.apache.spark.sql.hive.HiveContext.functionRegistry(HiveContext.scala:461) at org.apache.spark.sql.UDFRegistration.<init>(UDFRegistration.scala:40) at org.apache.spark.sql.SQLContext.<init>(SQLContext.scala:330) at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:90) at org.apache.spark.sql.hive.HiveContext.<init>(HiveContext.scala:101)