java.lang.NullPointerException was thrown.


      java.lang.NullPointerException
      at org.apache.spark.sql.internal.SQLConf$.$anonfun$get$1(SQLConf.scala:133)
      at scala.Option.map(Option.scala:146)
      at org.apache.spark.sql.internal.SQLConf$.get(SQLConf.scala:133)
      at org.apache.spark.sql.catalyst.rules.RuleExecutor$PlanChangeLogger.<init>(RuleExecutor.scala:147)
      at org.apache.spark.sql.catalyst.rules.RuleExecutor.execute(RuleExecutor.scala:76)
      at org.apache.spark.sql.execution.QueryExecution.optimizedPlan$lzycompute(QueryExecution.scala:66)
      at org.apache.spark.sql.execution.QueryExecution.optimizedPlan(QueryExecution.scala:66)
      at org.apache.spark.sql.execution.QueryExecution.sparkPlan$lzycompute(QueryExecution.scala:72)
      at org.apache.spark.sql.execution.QueryExecution.sparkPlan(QueryExecution.scala:68)
      at org.apache.spark.sql.execution.QueryExecution.executedPlan$lzycompute(QueryExecution.scala:77)
      at org.apache.spark.sql.execution.QueryExecution.executedPlan(QueryExecution.scala:77)
      at org.apache.spark.sql.Dataset.withAction(Dataset.scala:3360)
      at org.apache.spark.sql.Dataset.<init>(Dataset.scala:195)
      at org.apache.spark.sql.Dataset$.ofRows(Dataset.scala:80)
      at org.apache.spark.sql.SparkSession.sql(SparkSession.scala:642)
      at org.apache.spark.sql.test.SQLTestUtilsBase.$anonfun$withTable$1(SQLTestUtils.scala:275)
      at scala.collection.IndexedSeqOptimized.foreach(IndexedSeqOptimized.scala:32)
      at scala.collection.IndexedSeqOptimized.foreach$(IndexedSeqOptimized.scala:29)
      at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:37)
      at org.apache.spark.sql.test.SQLTestUtilsBase.withTable(SQLTestUtils.scala:274)
      at org.apache.spark.sql.test.SQLTestUtilsBase.withTable$(SQLTestUtils.scala:272)
      at org.apache.spark.sql.sources.BucketedWriteSuite.withTable(BucketedWriteSuite.scala:42)
      at org.apache.spark.sql.sources.BucketedWriteSuite.$anonfun$new$36(BucketedWriteSuite.scala:252)
      at org.apache.spark.sql.sources.BucketedWriteSuite.$anonfun$new$36$adapted(BucketedWriteSuite.scala:251)
      at scala.collection.immutable.List.foreach(List.scala:388)
      at org.apache.spark.sql.sources.BucketedWriteSuite.$anonfun$new$35(BucketedWriteSuite.scala:251)
      at scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
      at org.scalatest.OutcomeOf.outcomeOf(OutcomeOf.scala:85)
      at org.scalatest.OutcomeOf.outcomeOf$(OutcomeOf.scala:83)
      at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
      at org.scalatest.Transformer.apply(Transformer.scala:22)
      at org.scalatest.Transformer.apply(Transformer.scala:20)
      at org.scalatest.FunSuiteLike$$anon$1.apply(FunSuiteLike.scala:186)
      at org.apache.spark.SparkFunSuite.withFixture(SparkFunSuite.scala:103)
      at org.scalatest.FunSuiteLike.invokeWithFixture$1(FunSuiteLike.scala:184)
      at org.scalatest.FunSuiteLike.$anonfun$runTest$1(FunSuiteLike.scala:196)
      at org.scalatest.SuperEngine.runTestImpl(Engine.scala:289)
      at org.scalatest.FunSuiteLike.runTest(FunSuiteLike.scala:196)
      at org.scalatest.FunSuiteLike.runTest$(FunSuiteLike.scala:178)
      at org.scalatest.FunSuite.runTest(FunSuite.scala:1560)
      at org.scalatest.FunSuiteLike.$anonfun$runTests$1(FunSuiteLike.scala:229)
      at org.scalatest.SuperEngine.$anonfun$runTestsInBranch$1(Engine.scala:396)
      at scala.collection.immutable.List.foreach(List.scala:388)
      at org.scalatest.SuperEngine.traverseSubNodes$1(Engine.scala:384)
      at org.scalatest.SuperEngine.runTestsInBranch(Engine.scala:379)
      at org.scalatest.SuperEngine.runTestsImpl(Engine.scala:461)
      at org.scalatest.FunSuiteLike.runTests(FunSuiteLike.scala:229)
      at org.scalatest.FunSuiteLike.runTests$(FunSuiteLike.scala:228)
      at org.scalatest.FunSuite.runTests(FunSuite.scala:1560)
      at org.scalatest.Suite.run(Suite.scala:1147)
      at org.scalatest.Suite.run$(Suite.scala:1129)
      at org.scalatest.FunSuite.org$scalatest$FunSuiteLike$$super$run(FunSuite.scala:1560)
      at org.scalatest.FunSuiteLike.$anonfun$run$1(FunSuiteLike.scala:233)
      at org.scalatest.SuperEngine.runImpl(Engine.scala:521)
      at org.scalatest.FunSuiteLike.run(FunSuiteLike.scala:233)
      at org.scalatest.FunSuiteLike.run$(FunSuiteLike.scala:232)
      at org.apache.spark.SparkFunSuite.org$scalatest$BeforeAndAfterAll$$super$run(SparkFunSuite.scala:52)
      at org.scalatest.BeforeAndAfterAll.liftedTree1$1(BeforeAndAfterAll.scala:213)
      at org.scalatest.BeforeAndAfterAll.run(BeforeAndAfterAll.scala:210)
      at org.scalatest.BeforeAndAfterAll.run$(BeforeAndAfterAll.scala:208)
      at org.apache.spark.SparkFunSuite.run(SparkFunSuite.scala:52)
      at org.scalatest.Suite.callExecuteOnSuite$1(Suite.scala:1210)
      at org.scalatest.Suite.$anonfun$runNestedSuites$1(Suite.scala:1257)
      at scala.collection.IndexedSeqOptimized.foreach(IndexedSeqOptimized.scala:32)
      at scala.collection.IndexedSeqOptimized.foreach$(IndexedSeqOptimized.scala:29)
      at scala.collection.mutable.ArrayOps$ofRef.foreach(ArrayOps.scala:194)
      at org.scalatest.Suite.runNestedSuites(Suite.scala:1255)
      at org.scalatest.Suite.runNestedSuites$(Suite.scala:1189)
      at org.scalatest.tools.DiscoverySuite.runNestedSuites(DiscoverySuite.scala:30)
      at org.scalatest.Suite.run(Suite.scala:1144)
      at org.scalatest.Suite.run$(Suite.scala:1129)
      at org.scalatest.tools.DiscoverySuite.run(DiscoverySuite.scala:30)
      at org.scalatest.tools.SuiteRunner.run(SuiteRunner.scala:45)
      at org.scalatest.tools.Runner$.$anonfun$doRunRunRunDaDoRunRun$13(Runner.scala:1340)
      at org.scalatest.tools.Runner$.$anonfun$doRunRunRunDaDoRunRun$13$adapted(Runner.scala:1334)
      at scala.collection.immutable.List.foreach(List.scala:388)
      at org.scalatest.tools.Runner$.doRunRunRunDaDoRunRun(Runner.scala:1334)
      at org.scalatest.tools.Runner$.$anonfun$runOptionallyWithPassFailReporter$24(Runner.scala:1031)
      at org.scalatest.tools.Runner$.$anonfun$runOptionallyWithPassFailReporter$24$adapted(Runner.scala:1010)
      at org.scalatest.tools.Runner$.withClassLoaderAndDispatchReporter(Runner.scala:1500)
      at org.scalatest.tools.Runner$.runOptionallyWithPassFailReporter(Runner.scala:1010)
      at org.scalatest.tools.Runner$.main(Runner.scala:827)
      at org.scalatest.tools.Runner.main(Runner.scala)