Mac で rbenv を使用して Compass を正常にインストールしたと思っていましたが、内部コンパイラの代わりに Codekit を使用するように切り替えようとするとエラーが発生しました。
ターミナルで実行compass -v
すると、次のようになります。
/.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:110:in `require': cannot load such file -- sass/script/node (LoadError)
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:110:in `rescue in require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:35:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass/sass_extensions/monkey_patches/browser_support.rb:1:in `<top (required)>'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass/sass_extensions/monkey_patches.rb:2:in `block in <top (required)>'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass/sass_extensions/monkey_patches.rb:1:in `each'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass/sass_extensions/monkey_patches.rb:1:in `<top (required)>'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass/sass_extensions.rb:9:in `<top (required)>'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass.rb:5:in `block in <top (required)>'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass.rb:4:in `each'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/lib/compass.rb:4:in `<top (required)>'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:58:in `require'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/bin/compass:20:in `block in <top (required)>'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/bin/compass:8:in `fallback_load_path'
from /.rbenv/versions/1.9.3-p392/lib/ruby/gems/1.9.1/gems/compass-0.12.2/bin/compass:19:in `<top (required)>'
from /.rbenv/versions/1.9.3-p392/bin/compass:23:in `load'
from /.rbenv/versions/1.9.3-p392/bin/compass:23:in `<main>'
gem install compass
したがって、実行すると compass-0.12.2 が正常にインストールされたことがわかりますが、そこに問題があるように見えます。
問題が何であるかを理解し、それを修正するにはどうすればよいですか?