ruby - LoadError on line ["51"] when trying compass watch command -

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i new @ sass, have been trying use "compass watch config.rb" command when run get:

loaderror on line ["51"] of /usr/local/rvm/rubies/ruby-1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb: cannot load such file -- animation

run --trace see full backtrace

any offer great.

i tried uninstalling , reinstalling sass , compass gems.

i got going now. turns out needed install "animation" gemfile.

gem install animation --pre

thanks everyones help.


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