Lee moon soo created ZEPPELIN-1326:
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Summary: java.lang.ClassNotFoundException:
org.apache.hadoop.security.UserGroupInformation$AuthenticationMethod exception
on JDBC interpreter
Key: ZEPPELIN-1326
URL: https://issues.apache.org/jira/browse/ZEPPELIN-1326
Project: Zeppelin
Issue Type: Bug
Affects Versions: 0.7.0
Reporter: Lee moon soo
java.lang.ClassNotFoundException:
org.apache.hadoop.security.UserGroupInformation$AuthenticationMethod error on
using jdbc interpreter after ZEPPELIN-1212
{code}
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)
{code}
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.
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