title: Gem:load error while creating new app in Rails
body: <p>While creating the new app in rails by rails new projectname Iam getting this error i googled a lot but cant find the solution.</p>
  
  <pre><code>     /home/aaquib/.rbenv/versions/2.3.1/lib/ruby/2.3.0/rubygems/specification.rb
      :2274:in `check_version_conflict': can't activate activesupport-
       5.1.2, 
      already activated activesupport-5.0.5 (Gem::LoadError)
  </code></pre>