Strange, suddenly shell cannot use

[陈加俊]

Strange, suddenly shell cannot use！

errors:

bin/hbase shell
ClassLoader.java:-2:in `defineClass1': java.lang.ClassFormatError: Unknown
constant tag 26 in class file
org/jruby/RubyIO$s_method_multi$RUBYINVOKER$read
        from ClassLoader.java:632:in `defineClassCond'
        from ClassLoader.java:616:in `defineClass'
        from SecureClassLoader.java:141:in `defineClass'
        from URLClassLoader.java:283:in `defineClass'
        from URLClassLoader.java:58:in `access$000'
        from URLClassLoader.java:197:in `run'
        from AccessController.java:-2:in `doPrivileged'
        from URLClassLoader.java:190:in `findClass'
        from ClassLoader.java:307:in `loadClass'
        from Launcher.java:301:in `loadClass'
        from ClassLoader.java:296:in `loadClass'
        from ClassLoader.java:248:in `loadClass'
        from InvocationMethodFactory.java:1098:in `tryClass'
        from InvocationMethodFactory.java:594:in `getAnnotatedMethodClass'
        from InvocationMethodFactory.java:550:in `getAnnotatedMethod'
        from RubyModule.java:762:in `defineAnnotatedMethod'
        from TypePopulator.java:50:in `populate'
        from RubyModule.java:677:in `defineAnnotatedMethodsIndividually'
        from RubyModule.java:579:in `defineAnnotatedMethods'
        from RubyIO.java:325:in `createIOClass'
        from Ruby.java:1076:in `initCore'
        from Ruby.java:954:in `bootstrap'
        from Ruby.java:932:in `init'
        from Ruby.java:172:in `newInstance'
        from Main.java:199:in `run'
        from Main.java:110:in `run'
        from Main.java:94:in `main'

HBase:0.20.6
HDFS:0.20.2

-- 
Thanks & Best regards
jiajun