[ZEPPELIN-1326] java.lang.ClassNotFoundException: org.apache.hadoop.security.UserGroupInformation$AuthenticationMethod exception on JDBC interpreter

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.7.0
• Fix Version/s: 0.7.0
• Assignee: Prabhjyot Singh
• Reporter: Lee Moon Soo
• Created: 13/Aug/16 11:58
• Updated: 10/Jul/17 18:25
• Resolved: 29/Aug/16 06:55

Description

java.lang.ClassNotFoundException: org.apache.hadoop.security.UserGroupInformation$AuthenticationMethod error on using jdbc interpreter after ZEPPELIN-1212

java.lang.ClassNotFoundException: org.apache.hadoop.security.UserGroupInformation$AuthenticationMethod
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at org.apache.zeppelin.jdbc.security.JDBCSecurityImpl.getAuthtype(JDBCSecurityImpl.java:71)
	at org.apache.zeppelin.jdbc.JDBCInterpreter.getConnection(JDBCInterpreter.java:217)
	at org.apache.zeppelin.jdbc.JDBCInterpreter.getStatement(JDBCInterpreter.java:275)
	at org.apache.zeppelin.jdbc.JDBCInterpreter.executeSql(JDBCInterpreter.java:346)
	at org.apache.zeppelin.jdbc.JDBCInterpreter.interpret(JDBCInterpreter.java:452)
	at org.apache.zeppelin.interpreter.LazyOpenInterpreter.interpret(LazyOpenInterpreter.java:94)
	at org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:383)
	at org.apache.zeppelin.scheduler.Job.run(Job.java:176)
	at org.apache.zeppelin.scheduler.FIFOScheduler$1.run(FIFOScheduler.java:139)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
	at java.lang.Thread.run(Thread.java:745)

Workaround is adding "org.apache.hadoop:hadoop-common:2.7.2" in the Dependencies section of interpreter setting on GUI. But jdbc interpreter supposed to work without asking user hadoop-common dependency.

Issue Links

• links to: GitHub Pull Request #
• links to: GitHub Pull Request #1353
• links to: GitHub Pull Request #1380