title: error occurred while bundle install
body: <pre><code>Fetching gem metadata from https://rubygems.org/.........
  Fetching gem metadata from https://rubygems.org/..
  Using rake (0.9.2.2) 
  Using i18n (0.6.1) 
  Using multi_json (1.3.6) 
  Using activesupport (3.2.7) 
  Using builder (3.0.3) 
  Using activemodel (3.2.7) 
  Using erubis (2.7.0) 
  Using journey (1.0.4) 
  Using rack (1.4.1) 
  Using rack-cache (1.2) 
  Using rack-test (0.6.2) 
  Using hike (1.2.1) 
  Using tilt (1.3.3) 
  Using sprockets (2.1.3) 
  Using actionpack (3.2.7) 
  Using mime-types (1.19) 
  Using polyglot (0.3.3) 
  Using treetop (1.4.10) 
  Using mail (2.4.4) 
  Using actionmailer (3.2.7) 
  Using arel (3.0.2) 
  Using tzinfo (0.3.33) 
  Using activerecord (3.2.7) 
  Using activeresource (3.2.7) 
  Using coffee-script-source (1.3.3) 
  Using execjs (1.4.0) 
  Using coffee-script (2.2.0) 
  Using rack-ssl (1.3.2) 
  Using json (1.7.5) 
  Using rdoc (3.12) 
  Using thor (0.16.0) 
  Using railties (3.2.7) 
  Using coffee-rails (3.2.2) 
  Using columnize (0.3.6) 
  Using commonjs (0.2.6) 
  Using debugger-ruby_core_source (1.1.3) 
  Installing debugger-linecache (1.1.2) with native extensions 
  Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
  
          /home/kapil/.rvm/rubies/ruby-1.9.3-p286/bin/ruby extconf.rb 
  checking for vm_core.h... no
  checking for vm_core.h... no
  Makefile creation failed
  **************************************************************************
  No source for ruby-1.9.3-p286 provided with debugger-ruby_core_source gem.
  **************************************************************************
  *** extconf.rb failed ***
  Could not create Makefile due to some reason, probably lack of
  necessary libraries and/or headers.  Check the mkmf.log file for more
  details.  You may need configuration options.
  
  Provided configuration options:
    --with-opt-dir
    --with-opt-include
    --without-opt-include=${opt-dir}/include
    --with-opt-lib
    --without-opt-lib=${opt-dir}/lib
    --with-make-prog
    --without-make-prog
    --srcdir=.
    --curdir
    --ruby=/home/kapil/.rvm/rubies/ruby-1.9.3-p286/bin/ruby
    --with-ruby-dir
    --without-ruby-dir
    --with-ruby-include
    --without-ruby-include=${ruby-dir}/include
    --with-ruby-lib
    --without-ruby-lib=${ruby-dir}/lib
  
  
  Gem files will remain installed in /home/kapil/.rvm/gems/ruby-1.9.3-p286/gems/debugger-linecache-1.1.2 for inspection.
  Results logged to /home/kapil/.rvm/gems/ruby-1.9.3-p286/gems/debugger-linecache-1.1.2/ext/trace_nums/gem_make.out
  An error occurred while installing debugger-linecache (1.1.2), and Bundler cannot continue.
  Make sure that `gem install debugger-linecache -v '1.1.2'` succeeds before bundling.
  </code></pre>
  
  <hr>
  
  <p>this problem occurred while doing <code>bundle install</code></p>