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Rohith commented on YARN-1562: ------------------------------ For Yarn Application, classpath is considered from "yarn.application.classpath". Try to set this property and rerun the program. > Getting ClassNotFoundException even though jar is included in lib folder > ------------------------------------------------------------------------ > > Key: YARN-1562 > URL: https://issues.apache.org/jira/browse/YARN-1562 > Project: Hadoop YARN > Issue Type: Bug > Components: applications > Environment: GNU/Linux 3.2.0-29-generic x86_64 > Reporter: Ajesh Kumar > > In YARN, we are getting the below exception. The same is running fine in > MRv1.The jar containing CSVReader.class in included in the lib folder. > Tried also setting the jar in HADOOP_CLASSPATH as well,but still the same > exception. > 13/12/31 09:26:37 INFO mapreduce.Job: map 0% reduce 0% > 13/12/31 09:26:42 INFO mapreduce.Job: Task Id : > attempt_1388462142258_0001_m_000003_0, Status : FAILED > Error: java.lang.RuntimeException: Error in configuring object > at org.apache.hadoop.util.ReflectionUtils.setJobConf(ReflectionUtils.java:106) > at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:72) > at > org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:130) > .......... > .......... > Caused by: java.lang.NoClassDefFoundError: au/com/bytecode/opencsv/CSVReader > at > com.tcs.nextgen.pe.wm.datagen.maptask.MPOCDataMapperNewest.configure(MPOCDataMapperNewest.java:56) > ... 22 more > Caused by: java.lang.ClassNotFoundException: au.com.bytecode.opencsv.CSVReader > 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) -- This message was sent by Atlassian JIRA (v6.1.5#6160)