Masatake Iwasaki created HADOOP-17073:
-----------------------------------------
Summary: Fix NoClassDefFoundError on 'mapred minicluster'
Key: HADOOP-17073
URL: https://issues.apache.org/jira/browse/HADOOP-17073
Project: Hadoop Common
Issue Type: Bug
Reporter: Masatake Iwasaki
Assignee: Masatake Iwasaki
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$ bin/mapred minicluster
2020-06-17 12:01:29,133 INFO mapreduce.MiniHadoopClusterManager: Updated 0
configuration settings from command line.
Exception in thread "main" java.lang.NoClassDefFoundError: org/junit/Assert
at
org.apache.hadoop.test.GenericTestUtils.assertExists(GenericTestUtils.java:298)
at
org.apache.hadoop.test.GenericTestUtils.getTestDir(GenericTestUtils.java:242)
at
org.apache.hadoop.test.GenericTestUtils.getTestDir(GenericTestUtils.java:251)
at
org.apache.hadoop.hdfs.MiniDFSCluster.getBaseDirectory(MiniDFSCluster.java:2982)
at
org.apache.hadoop.hdfs.MiniDFSCluster$Builder.<init>(MiniDFSCluster.java:224)
at
org.apache.hadoop.mapreduce.MiniHadoopClusterManager.start(MiniHadoopClusterManager.java:157)
at
org.apache.hadoop.mapreduce.MiniHadoopClusterManager.run(MiniHadoopClusterManager.java:132)
at
org.apache.hadoop.mapreduce.MiniHadoopClusterManager.main(MiniHadoopClusterManager.java:320)
Caused by: java.lang.ClassNotFoundException: org.junit.Assert
at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:352)
at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
... 8 more
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