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Another example: finding help on hadoop: [vagrant@localhost conf]$ hadoop --help Error: No command named `--help' was found. Perhaps you meant `hadoop
by egonschiele 14y ago
Another example: finding help on hadoop:
[vagrant@localhost conf]$ hadoop --help
Error: No command named `--help' was found. Perhaps you meant `hadoop -help'
[vagrant@localhost conf]$ hadoop -help
Error: No command named `-help' was found. Perhaps you meant `hadoop help'
[vagrant@localhost conf]$ hadoop help
Exception in thread "main" java.lang.NoClassDefFoundError: help
Caused by: java.lang.ClassNotFoundException: help
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: help. Program will exit.