title: Rabbitmq installation error : Applying plugin configuration to rabbit@... failed. * Could not contact node rabbit@
body: <p>I am new to RabbitMq .I am installing the rabbitmq on my system .while running this command  <code>rabbitmq-plugins enable rabbitmq_management</code>  i am getting an error like</p>
  
  <pre><code>'call "C:\Program Files\erl7.2.1\bin\erl.exe" -A0 -noinput -boot start_clean -ev
  al "net_kernel:start([list_to_atom(""rabbit-gethostname-"" ++ os:getpid()), shor
  tnames]), [_, H] = string:tokens(atom_to_list(node()), ""@""), io:format(""~s~n"
  ", [H]), init:stop()."' is not recognized as an internal or external command,
  operable program or batch file.
  Plugin configuration unchanged.
  
  Applying plugin configuration to rabbit@... failed.
   * Could not contact node rabbit@.
     Changes will take effect at broker restart.
   * Options: --online  - fail if broker cannot be contacted.
              --offline - do not try to contact broker.
  </code></pre>
  
  <p>Can any one help me to solve this error ?</p>