title: Rvm ruby Permission denied
body: <p>I have installed rvm for multiuser,</p>
  
  <p>when I am doing bundle install, it is giving me error,</p>
  
  <pre><code>linux:/var/rails_apps$ bundle install
  ERROR: RVM Ruby not used, run `rvm use ruby` first.        
  
  linux:/var/rails_apps$ rvm use ruby
  mkdir: cannot create directory `/usr/local/rvm/log/ruby-2.0.0-p247': Permission denied
  </code></pre>
  
  <p>I already did,</p>
  
  <pre><code>sudo chmod 777 /var/rails_apps/
  </code></pre>
  
  <p>Please suggest..</p>