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via Stack Overflow by ajay thompson
, 1 year ago
Task Id : attempt_1473177830264_0002_m_000001_2, Status : FAILED Error: java.lang.ClassNotFoundException: scala.Predef$
via tagwith.com by Unknown author, 2 years ago
Task Id : attempt_1415115532989_0001_m_000001_0, Status : FAILED Error: java.lang. : au.com.bytecode.opencsv.
mapreduce.Job: Task Id : attempt_1473177830264_0002_m_000001_2, Status : FAILED Error: java.lang.ClassNotFoundException: scala.Predef$	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)	at java.security.AccessController.doPrivileged(Native Method)	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)	at java.lang.ClassLoader.loadClass(ClassLoader.java:425)	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)	at java.lang.ClassLoader.loadClass(ClassLoader.java:358)	at mapreduce.MaxTemperatureMapper.map(MaxTemperatureMapper.scala:17)	at mapreduce.MaxTemperatureMapper.map(MaxTemperatureMapper.scala:9)	at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:146)	at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:787)	at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)	at org.apache.hadoop.mapred.YarnChild$2.run(YarnChild.java:164)	at java.security.AccessController.doPrivileged(Native Method)	at javax.security.auth.Subject.doAs(Subject.java:415)	at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)	at org.apache.hadoop.mapred.YarnChild.main(YarnChild.java:158)