Hi, can you tell us how are you trying to format your hdfs? As it´s a NoClassDefFoundError, probably your hadoop lib is not on your classpath.
Thanks, Wellington. 2012/2/29 Marcos Ortiz <mlor...@uci.cu>: > On 03/01/2012 04:48 AM, raghavendhra rahul wrote: >> >> Hi, >> I tried to configure hadoop 0.23.1.I added all libs from share >> folder to lib directory.But still i get the error while formating the >> namenode >> >> >> Exception in thread "main" java.lang.NoClassDefFoundError: >> org/apache/hadoop/hdfs/server/namenode/NameNode >> Caused by: java.lang.ClassNotFoundException: >> org.apache.hadoop.hdfs.server.namenode.NameNode >> at java.net.URLClassLoader$1.run(URLClassLoader.java:217) >> at java.security.AccessController.doPrivileged(Native Method) >> at java.net.URLClassLoader.findClass(URLClassLoader.java:205) >> at java.lang.ClassLoader.loadClass(ClassLoader.java:321) >> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294) >> at java.lang.ClassLoader.loadClass(ClassLoader.java:266) >> Could not find the main class: >> org.apache.hadoop.hdfs.server.namenode.NameNode. Program will exit. >> >> >> Any help??? > > Can you show us here your .conf files? > core-site.xml > mapred-site.xml > hdfs-site.xml > > Which is your configuration for your conf/hadoop-env.sh? > > Regards > > -- > Marcos Luis Ortíz Valmaseda > Sr. Software Engineer (UCI) > http://marcosluis2186.posterous.com > http://postgresql.uci.cu/blog/38 > > > > Fin a la injusticia, LIBERTAD AHORA A NUESTROS CINCO COMPATRIOTAS QUE SE > ENCUENTRAN INJUSTAMENTE EN PRISIONES DE LOS EEUU! > http://www.antiterroristas.cu > http://justiciaparaloscinco.wordpress.com
