Rails 3.1.rc4 with compass (git rev-parse HEAD (Errno::ENOENT)) -

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after upgrading osx lion, there error in terminal every rails command.

/users/danielpuglisi/.rvm/gems/ruby-1.9.2-p0@rails31/bundler/gems/compass-2124003550bf/lib/compass/version.rb:44:in ``': no such file or directory - git rev-parse head (errno::enoent)


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