title: Bundle Install Errors
body: <p>I am taking the App Academy Open course and have come to an issue with a project.  I am trying to install the Gems needed to use RSPEC but am getting an error when installing the bundler.  </p>
  
  <p>Here is my attempt to install.</p>
  
  <pre><code>mkremeier@DESKTOP-QTDVHIG:/mnt/c/Users/micha/OneDrive/Documents/Code/rspec_exercise_1$ bundle install
  </code></pre>
  
  <p>Fetching gem metadata from <a href="https://rubygems.org/" rel="nofollow noreferrer">https://rubygems.org/</a>.........
  Resolving dependencies...
  Using bundler 2.1.4
  Following files may not be writable, so sudo is needed:
    /usr/local/bin
    /var/lib/gems/2.5.0
    /var/lib/gems/2.5.0/build_info
    /var/lib/gems/2.5.0/cache
    /var/lib/gems/2.5.0/doc
    /var/lib/gems/2.5.0/extensions
    /var/lib/gems/2.5.0/gems
    /var/lib/gems/2.5.0/specifications
  Fetching byebug 11.1.3</p>
  
  <p>Your user account isn't allowed to install to the system RubyGems.
    You can cancel this installation and run:</p>
  
  <pre><code>  bundle install --path vendor/bundle
  </code></pre>
  
  <p>to install the gems into ./vendor/bundle/, or you can enter your password
    and install the bundled gems to RubyGems using sudo.</p>
  
  <p>Password:
  Installing byebug 11.1.3 with native extensions
  Gem::Ext::BuildError: ERROR: Failed to build gem native extension.</p>
  
  <pre><code>current directory: /tmp/bundler20200521-509-1g7fh3zbyebug-11.1.3/gems/byebug-11.1.3/ext/byebug
  </code></pre>
  
  <p>/usr/bin/ruby2.5 -r ./siteconf20200521-509-1opspqa.rb extconf.rb
  mkmf.rb can't find header files for ruby at /usr/lib/ruby/include/ruby.h</p>
  
  <p>extconf failed, exit code 1</p>
  
  <p>Gem files will remain installed in /tmp/bundler20200521-509-1g7fh3zbyebug-11.1.3/gems/byebug-11.1.3 for inspection.
  Results logged to /tmp/bundler20200521-509-1g7fh3zbyebug-11.1.3/extensions/x86_64-linux/2.5.0/byebug-11.1.3/gem_make.out</p>
  
  <p>An error occurred while installing byebug (11.1.3), and Bundler cannot continue.
  Make sure that <code>gem install byebug -v '11.1.3' --source 'https://rubygems.org/'</code> succeeds before bundling.</p>
  
  <p>In Gemfile:
    byebug</p>