HDFS_DELEGATION_TOKEN token 294488 for zeppelin) can't be found in cache

[#1]

I am getting the following error when trying to read a file from HDFS using Spark from a zeppelin notebook

org.apache.hadoop.ipc.RemoteException: token (HDFS_DELEGATION_TOKEN token 294488 for zeppelin) can't be found in cache
at org.apache.hadoop.ipc.Client.getRpcResponse(Client.java:1554)
at org.apache.hadoop.ipc.Client.call(Client.java:1498)
at org.apache.hadoop.ipc.Client.call(Client.java:1398)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:233)
at com.sun.proxy.$Proxy12.getFileInfo(Unknown Source)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:818)
at sun.reflect.GeneratedMethodAccessor10.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:291)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:203)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:185)
at com.sun.proxy.$Proxy13.getFileInfo(Unknown Source)
at org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:2165)
at org.apache.hadoop.hdfs.DistributedFileSystem$26.doCall(DistributedFileSystem.java:1442)
at org.apache.hadoop.hdfs.DistributedFileSystem$26.doCall(DistributedFileSystem.java:1438)
at org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
at org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1438)
at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1447)
at org.apache.spark.sql.execution.datasources.DataSource$anonfun$14.apply(DataSource.scala:381)
at org.apache.spark.sql.execution.datasources.DataSource$anonfun$14.apply(DataSource.scala:370)
at scala.collection.TraversableLike$anonfun$flatMap$1.apply(TraversableLike.scala:241)
at scala.collection.TraversableLike$anonfun$flatMap$1.apply(TraversableLike.scala:241)
at scala.collection.immutable.List.foreach(List.scala:381)
at scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:241)
at scala.collection.immutable.List.flatMap(List.scala:344)
at org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:370)
at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:152)
at org.apache.spark.sql.DataFrameReader.csv(DataFrameReader.scala:415)
at org.apache.spark.sql.DataFrameReader.csv(DataFrameReader.scala:352)
... 64 elided

[#2]

Aravind Yarram

Which version of HDP/Zeppelin are you using ?

In the mean time, as a work around, can you try to restart zeppelin server and see if it solves the issue ?

[#3]

Hi were you able to solve the issue?

[#4]

@Koffi, as this is an older post, you would have a better chance of receiving a resolution by starting a new thread. This will also be an opportunity to provide details specific to your environment that could aid others in assisting you with a more accurate answer to your question. You can link this thread as a reference in your new post.