java.lang.IllegalStateException: Shutdown hooks cannot be modified during shutdown.

sbt.ForkMain$ForkError: java.lang.IllegalStateException: Shutdown hooks cannot be modified during shutdown.
	at org.apache.spark.util.SparkShutdownHookManager.add(ShutdownHookManager.scala:195)
	at org.apache.spark.util.ShutdownHookManager$.addShutdownHook(ShutdownHookManager.scala:153)
	at org.apache.spark.storage.DiskBlockManager.addShutdownHook(DiskBlockManager.scala:154)
	at org.apache.spark.storage.DiskBlockManager.<init>(DiskBlockManager.scala:51)
	at org.apache.spark.storage.BlockManager.<init>(BlockManager.scala:143)
	at org.apache.spark.SparkEnv$.create(SparkEnv.scala:349)
	at org.apache.spark.SparkEnv$.createDriverEnv(SparkEnv.scala:175)
	at org.apache.spark.SparkContext.createSparkEnv(SparkContext.scala:258)
	at org.apache.spark.SparkContext.<init>(SparkContext.scala:425)
	at org.apache.spark.SparkContext.<init>(SparkContext.scala:127)
	at org.apache.spark.sql.test.TestSparkSession.<init>(TestSQLContext.scala:29)
	at org.apache.spark.sql.test.SharedSparkSession$class.createSparkSession(SharedSparkSession.scala:70)
	at org.apache.spark.sql.MiscFunctionsSuite.createSparkSession(MiscFunctionsSuite.scala:22)
	at org.apache.spark.sql.test.SharedSparkSession$class.initializeSession(SharedSparkSession.scala:84)
	at org.apache.spark.sql.MiscFunctionsSuite.initializeSession(MiscFunctionsSuite.scala:22)
	at org.apache.spark.sql.test.SharedSparkSession$class.beforeAll(SharedSparkSession.scala:92)
	at org.apache.spark.sql.MiscFunctionsSuite.org$apache$spark$sql$test$SharedSQLContext$$super$beforeAll(MiscFunctionsSuite.scala:22)
	at org.apache.spark.sql.test.SharedSQLContext$class.beforeAll(SharedSQLContext.scala:34)
	at org.apache.spark.sql.MiscFunctionsSuite.beforeAll(MiscFunctionsSuite.scala:22)
	at org.scalatest.BeforeAndAfterAll$class.liftedTree1$1(BeforeAndAfterAll.scala:212)
	at org.scalatest.BeforeAndAfterAll$class.run(BeforeAndAfterAll.scala:210)
	at org.apache.spark.SparkFunSuite.run(SparkFunSuite.scala:52)
	at org.scalatest.tools.Framework.org$scalatest$tools$Framework$$runSuite(Framework.scala:314)
	at org.scalatest.tools.Framework$ScalaTestTask.execute(Framework.scala:480)
	at sbt.ForkMain$Run$2.call(ForkMain.java:296)
	at sbt.ForkMain$Run$2.call(ForkMain.java:286)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)