Java toDF（）返回链接错误：重复的类定义

我想把RDD转换成Dataframe，我很确定我是按照规则做的，但是这个错误似乎让我的代码一直在运行。我不知道如何解决重复类定义的问题

以下是我在spark中的代码：

val auctionDF = auctionsRDD.toDF()

这是错误

java.lang.reflect.InvocationTargetException
    at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at com.mapr.fs.ShimLoader.injectNativeLoader(ShimLoader.java:284)
        at com.mapr.fs.ShimLoader.load(ShimLoader.java:223)
        at com.mapr.fs.MapRFileSystem.<clinit>(MapRFileSystem.java:107)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:348)
        at org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:2147)
        at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:2112)
        at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2206)
        at org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:2674)
        at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2687)
        at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:94)
        at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2723)
        at org.apache.hadoop.fs.FileSystem$Cache.getUnique(FileSystem.java:2711)
        at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:454)
        at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:462)
        at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:444)
        at org.apache.hadoop.hive.shims.Hadoop23Shims.getNonCachedFileSystem(Hadoop23Shims.java:944)
        at org.apache.hadoop.hive.ql.exec.Utilities.createDirsWithPermission(Utilities.java:3687)
        at org.apache.hadoop.hive.ql.session.SessionState.createRootHDFSDir(SessionState.java:600)
        at org.apache.hadoop.hive.ql.session.SessionState.createSessionDirs(SessionState.java:554)
        at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:508)
        at org.apache.spark.sql.hive.client.HiveClientImpl.<init>(HiveClientImpl.scala:189)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:258)
        at org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata(HiveUtils.scala:359)
        at org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata(HiveUtils.scala:263)
        at org.apache.spark.sql.hive.HiveSharedState.metadataHive$lzycompute(HiveSharedState.scala:39)
        at org.apache.spark.sql.hive.HiveSharedState.metadataHive(HiveSharedState.scala:38)
        at org.apache.spark.sql.hive.HiveSharedState.externalCatalog$lzycompute(HiveSharedState.scala:46)
        at org.apache.spark.sql.hive.HiveSharedState.externalCatalog(HiveSharedState.scala:45)
        at org.apache.spark.sql.hive.HiveSessionState.catalog$lzycompute(HiveSessionState.scala:50)
        at org.apache.spark.sql.hive.HiveSessionState.catalog(HiveSessionState.scala:48)
        at org.apache.spark.sql.hive.HiveSessionState$$anon$1.<init>(HiveSessionState.scala:63)
        at org.apache.spark.sql.hive.HiveSessionState.analyzer$lzycompute(HiveSessionState.scala:63)
        at org.apache.spark.sql.hive.HiveSessionState.analyzer(HiveSessionState.scala:62)
        at org.apache.spark.sql.execution.QueryExecution.assertAnalyzed(QueryExecution.scala:49)
        at org.apache.spark.sql.Dataset.<init>(Dataset.scala:161)
        at org.apache.spark.sql.Dataset.<init>(Dataset.scala:167)
        at org.apache.spark.sql.Dataset$.apply(Dataset.scala:59)
        at org.apache.spark.sql.SparkSession.createDataset(SparkSession.scala:441)
        at org.apache.spark.sql.SQLContext.createDataset(SQLContext.scala:395)
        at org.apache.spark.sql.SQLImplicits.rddToDatasetHolder(SQLImplicits.scala:163)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:35)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:40)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:42)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:44)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:46)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw.<init>(<console>:48)
        at $line30.$read$$iw$$iw$$iw$$iw.<init>(<console>:50)
        at $line30.$read$$iw$$iw$$iw.<init>(<console>:52)
        at $line30.$read$$iw$$iw.<init>(<console>:54)
        at $line30.$read$$iw.<init>(<console>:56)
        at $line30.$read.<init>(<console>:58)
        at $line30.$read$.<init>(<console>:62)
        at $line30.$read$.<clinit>(<console>)
        at $line30.$eval$.$print$lzycompute(<console>:7)
        at $line30.$eval$.$print(<console>:6)
        at $line30.$eval.$print(<console>)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at scala.tools.nsc.interpreter.IMain$ReadEvalPrint.call(IMain.scala:786)
        at scala.tools.nsc.interpreter.IMain$Request.loadAndRun(IMain.scala:1047)
        at scala.tools.nsc.interpreter.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply(IMain.scala:638)
        at scala.tools.nsc.interpreter.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply(IMain.scala:637)
        at scala.reflect.internal.util.ScalaClassLoader$class.asContext(ScalaClassLoader.scala:31)
        at scala.reflect.internal.util.AbstractFileClassLoader.asContext(AbstractFileClassLoader.scala:19)
        at scala.tools.nsc.interpreter.IMain$WrappedRequest.loadAndRunReq(IMain.scala:637)
        at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:569)
        at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:565)
        at scala.tools.nsc.interpreter.ILoop.interpretStartingWith(ILoop.scala:807)
        at scala.tools.nsc.interpreter.ILoop.command(ILoop.scala:681)
        at scala.tools.nsc.interpreter.ILoop.processLine(ILoop.scala:395)
        at scala.tools.nsc.interpreter.ILoop.loop(ILoop.scala:415)
        at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply$mcZ$sp(ILoop.scala:923)
        at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:909)
        at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:909)
        at scala.reflect.internal.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:97)
        at scala.tools.nsc.interpreter.ILoop.process(ILoop.scala:909)
        at org.apache.spark.repl.Main$.doMain(Main.scala:68)
        at org.apache.spark.repl.Main$.main(Main.scala:51)
        at org.apache.spark.repl.Main.main(Main.scala)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:736)
        at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:185)
        at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:210)
        at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:124)
        at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
Caused by: java.lang.LinkageError: loader (instance of  org/apache/spark/sql/hive/client/IsolatedClientLoader$$anon$1): attempted  duplicate class definition for name: "com/mapr/fs/shim/LibraryLoader"
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
        ... 98 more
java.lang.RuntimeException: Failure loading MapRClient.
        at com.mapr.fs.ShimLoader.injectNativeLoader(ShimLoader.java:305)
        at com.mapr.fs.ShimLoader.load(ShimLoader.java:223)
        at com.mapr.fs.MapRFileSystem.<clinit>(MapRFileSystem.java:107)
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:348)
        at org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:2147)
        at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:2112)
        at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2206)
        at org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:2674)
        at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2687)
        at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:94)
        at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2723)
        at org.apache.hadoop.fs.FileSystem$Cache.getUnique(FileSystem.java:2711)
        at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:454)
        at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:462)
        at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:444)
        at org.apache.hadoop.hive.shims.Hadoop23Shims.getNonCachedFileSystem(Hadoop23Shims.java:944)
        at org.apache.hadoop.hive.ql.exec.Utilities.createDirsWithPermission(Utilities.java:3687)
        at org.apache.hadoop.hive.ql.session.SessionState.createRootHDFSDir(SessionState.java:600)
        at org.apache.hadoop.hive.ql.session.SessionState.createSessionDirs(SessionState.java:554)
        at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:508)
        at org.apache.spark.sql.hive.client.HiveClientImpl.<init>(HiveClientImpl.scala:189)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
        at org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:258)
        at org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata(HiveUtils.scala:359)
        at org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata(HiveUtils.scala:263)
        at org.apache.spark.sql.hive.HiveSharedState.metadataHive$lzycompute(HiveSharedState.scala:39)
        at org.apache.spark.sql.hive.HiveSharedState.metadataHive(HiveSharedState.scala:38)
        at org.apache.spark.sql.hive.HiveSharedState.externalCatalog$lzycompute(HiveSharedState.scala:46)
        at org.apache.spark.sql.hive.HiveSharedState.externalCatalog(HiveSharedState.scala:45)
        at org.apache.spark.sql.hive.HiveSessionState.catalog$lzycompute(HiveSessionState.scala:50)
        at org.apache.spark.sql.hive.HiveSessionState.catalog(HiveSessionState.scala:48)
        at org.apache.spark.sql.hive.HiveSessionState$$anon$1.<init>(HiveSessionState.scala:63)
        at org.apache.spark.sql.hive.HiveSessionState.analyzer$lzycompute(HiveSessionState.scala:63)
        at org.apache.spark.sql.hive.HiveSessionState.analyzer(HiveSessionState.scala:62)
        at org.apache.spark.sql.execution.QueryExecution.assertAnalyzed(QueryExecution.scala:49)
        at org.apache.spark.sql.Dataset.<init>(Dataset.scala:161)
        at org.apache.spark.sql.Dataset.<init>(Dataset.scala:167)
        at org.apache.spark.sql.Dataset$.apply(Dataset.scala:59)
        at org.apache.spark.sql.SparkSession.createDataset(SparkSession.scala:441)
        at org.apache.spark.sql.SQLContext.createDataset(SQLContext.scala:395)
        at org.apache.spark.sql.SQLImplicits.rddToDatasetHolder(SQLImplicits.scala:163)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:35)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:40)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:42)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:44)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw$$iw.<init>(<console>:46)
        at $line30.$read$$iw$$iw$$iw$$iw$$iw.<init>(<console>:48)
        at $line30.$read$$iw$$iw$$iw$$iw.<init>(<console>:50)
        at $line30.$read$$iw$$iw$$iw.<init>(<console>:52)
        at $line30.$read$$iw$$iw.<init>(<console>:54)
        at $line30.$read$$iw.<init>(<console>:56)
        at $line30.$read.<init>(<console>:58)
        at $line30.$read$.<init>(<console>:62)
        at $line30.$read$.<clinit>(<console>)
        at $line30.$eval$.$print$lzycompute(<console>:7)
        at $line30.$eval$.$print(<console>:6)
        at $line30.$eval.$print(<console>)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at scala.tools.nsc.interpreter.IMain$ReadEvalPrint.call(IMain.scala:786)
        at scala.tools.nsc.interpreter.IMain$Request.loadAndRun(IMain.scala:1047)
        at scala.tools.nsc.interpreter.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply(IMain.scala:638)
        at scala.tools.nsc.interpreter.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply(IMain.scala:637)
        at scala.reflect.internal.util.ScalaClassLoader$class.asContext(ScalaClassLoader.scala:31)
        at scala.reflect.internal.util.AbstractFileClassLoader.asContext(AbstractFileClassLoader.scala:19)
        at scala.tools.nsc.interpreter.IMain$WrappedRequest.loadAndRunReq(IMain.scala:637)
        at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:569)
        at scala.tools.nsc.interpreter.IMain.interpret(IMain.scala:565)
        at scala.tools.nsc.interpreter.ILoop.interpretStartingWith(ILoop.scala:807)
        at scala.tools.nsc.interpreter.ILoop.command(ILoop.scala:681)
        at scala.tools.nsc.interpreter.ILoop.processLine(ILoop.scala:395)
        at scala.tools.nsc.interpreter.ILoop.loop(ILoop.scala:415)
        at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply$mcZ$sp(ILoop.scala:923)
        at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:909)
        at scala.tools.nsc.interpreter.ILoop$$anonfun$process$1.apply(ILoop.scala:909)
        at scala.reflect.internal.util.ScalaClassLoader$.savingContextLoader(ScalaClassLoader.scala:97)
        at scala.tools.nsc.interpreter.ILoop.process(ILoop.scala:909)
        at org.apache.spark.repl.Main$.doMain(Main.scala:68)
        at org.apache.spark.repl.Main$.main(Main.scala:51)
        at org.apache.spark.repl.Main.main(Main.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:498)
        at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:736)
        at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:185)
        at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:210)
        at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:124)
        at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
Caused by: java.lang.reflect.InvocationTargetException
        at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:498)
        at com.mapr.fs.ShimLoader.injectNativeLoader(ShimLoader.java:284)
        ... 94 more
Caused by: java.lang.LinkageError: loader (instance of  org/apache/spark/sql/hive/client/IsolatedClientLoader$$anon$1): attempted  duplicate class definition for name: "com/mapr/fs/shim/LibraryLoader"
        at java.lang.ClassLoader.defineClass1(Native Method)
        at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
        ... 98 more
java.lang.RuntimeException: Failure loading MapRClient.
  at com.mapr.fs.ShimLoader.injectNativeLoader(ShimLoader.java:305)
  at com.mapr.fs.ShimLoader.load(ShimLoader.java:223)
  at com.mapr.fs.MapRFileSystem.<clinit>(MapRFileSystem.java:107)
  at java.lang.Class.forName0(Native Method)
  at java.lang.Class.forName(Class.java:348)
  at org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:2147)
  at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:2112)
  at org.apache.hadoop.conf.Configuration.getClass(Configuration.java:2206)
  at org.apache.hadoop.fs.FileSystem.getFileSystemClass(FileSystem.java:2674)
  at org.apache.hadoop.fs.FileSystem.createFileSystem(FileSystem.java:2687)
  at org.apache.hadoop.fs.FileSystem.access$200(FileSystem.java:94)
  at org.apache.hadoop.fs.FileSystem$Cache.getInternal(FileSystem.java:2723)
  at org.apache.hadoop.fs.FileSystem$Cache.getUnique(FileSystem.java:2711)
  at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:454)
  at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:462)
  at org.apache.hadoop.fs.FileSystem.newInstance(FileSystem.java:444)
  at org.apache.hadoop.hive.shims.Hadoop23Shims.getNonCachedFileSystem(Hadoop23Shims.java:944)
  at org.apache.hadoop.hive.ql.exec.Utilities.createDirsWithPermission(Utilities.java:3687)
  at org.apache.hadoop.hive.ql.session.SessionState.createRootHDFSDir(SessionState.java:600)
  at org.apache.hadoop.hive.ql.session.SessionState.createSessionDirs(SessionState.java:554)
  at org.apache.hadoop.hive.ql.session.SessionState.start(SessionState.java:508)
  at org.apache.spark.sql.hive.client.HiveClientImpl.<init>(HiveClientImpl.scala:189)
  at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
  at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
  at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
  at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
  at org.apache.spark.sql.hive.client.IsolatedClientLoader.createClient(IsolatedClientLoader.scala:258)
  at org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata(HiveUtils.scala:359)
  at org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata(HiveUtils.scala:263)
  at org.apache.spark.sql.hive.HiveSharedState.metadataHive$lzycompute(HiveSharedState.scala:39)
  at org.apache.spark.sql.hive.HiveSharedState.metadataHive(HiveSharedState.scala:38)
  at org.apache.spark.sql.hive.HiveSharedState.externalCatalog$lzycompute(HiveSharedState.scala:46)
  at org.apache.spark.sql.hive.HiveSharedState.externalCatalog(HiveSharedState.scala:45)
  at org.apache.spark.sql.hive.HiveSessionState.catalog$lzycompute(HiveSessionState.scala:50)
  at org.apache.spark.sql.hive.HiveSessionState.catalog(HiveSessionState.scala:48)
  at org.apache.spark.sql.hive.HiveSessionState$$anon$1.<init>(HiveSessionState.scala:63)
  at org.apache.spark.sql.hive.HiveSessionState.analyzer$lzycompute(HiveSessionState.scala:63)
  at org.apache.spark.sql.hive.HiveSessionState.analyzer(HiveSessionState.scala:62)
  at org.apache.spark.sql.execution.QueryExecution.assertAnalyzed(QueryExecution.scala:49)
  at org.apache.spark.sql.Dataset.<init>(Dataset.scala:161)
  at org.apache.spark.sql.Dataset.<init>(Dataset.scala:167)
  at org.apache.spark.sql.Dataset$.apply(Dataset.scala:59)
  at org.apache.spark.sql.SparkSession.createDataset(SparkSession.scala:441)
  at org.apache.spark.sql.SQLContext.createDataset(SQLContext.scala:395)
  at org.apache.spark.sql.SQLImplicits.rddToDatasetHolder(SQLImplicits.scala:163)
  ... 50 elided
Caused by: java.lang.reflect.InvocationTargetException: java.lang.LinkageError: loader (instance of  org/apache/spark/sql/hive/client/IsolatedClientLoader$$anon$1): attempted  duplicate class definition for name: "com/mapr/fs/shim/LibraryLoader"
  at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)
  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:498)
  at com.mapr.fs.ShimLoader.injectNativeLoader(ShimLoader.java:284)
  ... 94 more
Caused by: java.lang.LinkageError: loader (instance of  org/apache/spark/sql/hive/client/IsolatedClientLoader$$anon$1): attempted  duplicate class definition for name: "com/mapr/fs/shim/LibraryLoader"
  at java.lang.ClassLoader.defineClass1(Native Method)
  at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
  ... 98 more

java.lang.reflect.InvocationTargetException
位于sun.reflect.GeneratedMethodAccessor2.invoke（未知源）
在sun.reflect.DelegatingMethodAccessorImpl.invoke（DelegatingMethodAccessorImpl.java:43）中
位于java.lang.reflect.Method.invoke（Method.java:498）
位于com.mapr.fs.ShimLoader.injectNativeLoader（ShimLoader.java:284）
位于com.mapr.fs.ShimLoader.load（ShimLoader.java:223）
位于com.mapr.fs.MapRFileSystem（MapRFileSystem.java:107）
位于java.lang.Class.forName0（本机方法）
位于java.lang.Class.forName（Class.java:348）
位于org.apache.hadoop.conf.Configuration.getClassByNameOrNull（Configuration.java:2147）
位于org.apache.hadoop.conf.Configuration.getClassByName（Configuration.java:2112）
位于org.apache.hadoop.conf.Configuration.getClass（Configuration.java:2206）
位于org.apache.hadoop.fs.FileSystem.getFileSystemClass（FileSystem.java:2674）
位于org.apache.hadoop.fs.FileSystem.createFileSystem（FileSystem.java:2687）
位于org.apache.hadoop.fs.FileSystem.access$200（FileSystem.java:94）
位于org.apache.hadoop.fs.FileSystem$Cache.getInternal（FileSystem.java:2723）
位于org.apache.hadoop.fs.FileSystem$Cache.getUnique（FileSystem.java:2711）
位于org.apache.hadoop.fs.FileSystem.newInstance（FileSystem.java:454）
位于org.apache.hadoop.fs.FileSystem.newInstance（FileSystem.java:462）
位于org.apache.hadoop.fs.FileSystem.newInstance（FileSystem.java:444）
位于org.apache.hadoop.hive.shimes.hadoop23shimes.getNonCachedFileSystem（hadoop23shimes.java:944）
位于org.apache.hadoop.hive.ql.exec.Utilities.createDirsWithPermission（Utilities.java:3687）
位于org.apache.hadoop.hive.ql.session.SessionState.createRootHDFSDir（SessionState.java:600）
位于org.apache.hadoop.hive.ql.session.SessionState.createSessionDirs（SessionState.java:554）
位于org.apache.hadoop.hive.ql.session.SessionState.start（SessionState.java:508）
位于org.apache.spark.sql.hive.client.HiveClientImpl.（HiveClientImpl.scala:189）
位于sun.reflect.NativeConstructorAccessorImpl.newInstance0（本机方法）
位于sun.reflect.NativeConstructorAccessorImpl.newInstance（NativeConstructorAccessorImpl.java:62）
在sun.reflect.DelegatingConstructorAccessorImpl.newInstance（DelegatingConstructorAccessorImpl.java:45）
位于java.lang.reflect.Constructor.newInstance（Constructor.java:423）
位于org.apache.spark.sql.hive.client.IsolatedClient.createClient（IsolatedClient.scala:258）
位于org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata（HiveUtils.scala:359）
位于org.apache.spark.sql.hive.HiveUtils$.newClientForMetadata（HiveUtils.scala:263）
位于org.apache.spark.sql.hive.HiveSharedState.metadataHive$lzycompute（HiveSharedState.scala:39）
位于org.apache.spark.sql.hive.HiveSharedState.metadataHive（HiveSharedState.scala:38）
位于org.apache.spark.sql.hive.HiveSharedState.externalCatalog$lzycompute（HiveSharedState.scala:46）
位于org.apache.spark.sql.hive.HiveSharedState.externalCatalog（HiveSharedState.scala:45）
位于org.apache.spark.sql.hive.HiveSessionState.catalog$lzycompute（HiveSessionState.scala:50）
位于org.apache.spark.sql.hive.HiveSessionState.catalog（HiveSessionState.scala:48）
位于org.apache.spark.sql.hive.HiveSessionState$$anon$1。（HiveSessionState.scala:63）
位于org.apache.spark.sql.hive.HiveSessionState.analyzer$lzycompute（HiveSessionState.scala:63）
位于org.apache.spark.sql.hive.HiveSessionState.analyzer（HiveSessionState.scala:62）
位于org.apache.spark.sql.execution.QueryExecution.assertAnalyzed（QueryExecution.scala:49）
位于org.apache.spark.sql.Dataset（Dataset.scala:161）
位于org.apache.spark.sql.Dataset。（Dataset.scala:167）
位于org.apache.spark.sql.Dataset$.apply（Dataset.scala:59）
位于org.apache.spark.sql.SparkSession.createDataset（SparkSession.scala:441）
位于org.apache.spark.sql.SQLContext.createDataset（SQLContext.scala:395）
位于org.apache.spark.sql.SQLImplicits.rddToDatasetHolder（SQLImplicits.scala:163）
在$line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw。（：35）
在$line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw。（：40）
在$line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw。（：42）
在$line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw$$iw。（：44）
在$line30.$read$$iw$$iw$$iw$$iw$$iw$$iw$$iw。（：46）
在$line30。$read$$iw$$iw$$iw$$iw$$iw$$iw。（：48）
在$line30。$read$$iw$$iw$$iw$$iw。（：50）
在$line30。$read$$iw$$iw$$iw。（：52）
在$line30。$read$$iw$$iw。（：54）
在$line30。$read$$iw。（:56）
$line30.$read.（:58）
在$line30.$read$（：62）
在$line30.$read$（）
在$line30.$eval$.$print$lzycompute（：7）
在$line30.$eval$.$print处（：6）
在$line30.$eval.$print（）处
在sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法）处
位于sun.reflect.NativeMethodAccessorImpl.invoke（NativeMethodAccessorImpl.java:62）
在sun.reflect.DelegatingMethodAccessorImpl.invoke（DelegatingMethodAccessorImpl.java:43）中
位于java.lang.reflect.Method.invoke（Method.java:498）
在scala.tools.nsc.explorer.IMain$ReadEvalPrint.call中（IMain.scala:786）
位于scala.tools.nsc.explorer.IMain$Request.loadAndRun（IMain.scala:1047）
在scala.tools.nsc.explorer.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply（IMain.scala:638）
在scala.tools.nsc.explorer.IMain$WrappedRequest$$anonfun$loadAndRunReq$1.apply（IMain.scala:637）
位于scala.reflect.internal.util.ScalaClassLoader$class.asContext（ScalaClassLoader.scala:31）
在scala.reflect.internal.uti