On Tue, Jan 24, 2012 at 12:10 PM, Fei Dong <[email protected]> wrote: > I test the hbase shell on another machine, which can "put", "get" > record successfully. So I guess Zookeeper is running. >
Whats difference between two machines? > It is weird that it does not mention any path or class name behind > "NoClassDefFoundError" > It seems some error occurs when copying jar from JobTracker to > TaskTracker, or it does not copy. > > The task tracker error log: > > Exception in thread "main" java.lang.NoClassDefFoundError: > Caused by: java.lang.ClassNotFoundException: This says that you likely have mangled CLASSPATH: http://stackoverflow.com/questions/2159006/noclassdeffounderror-without-any-class-name Is that possible? St.Ack > at java.net.URLClassLoader$1.run(URLClassLoader.java:202) > at java.security.AccessController.doPrivileged(Native Method) > at java.net.URLClassLoader.findClass(URLClassLoader.java:190) > at java.lang.ClassLoader.loadClass(ClassLoader.java:307) > at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301) > at java.lang.ClassLoader.loadClass(ClassLoader.java:248) > Could not find the main class: . Program will exit. >> >> St.Ack > > > > -- > Best Regards, > -- > Fei Dong
