capistrano/capistrano — pull request #426 by zxiest (2013-04-01 14:28:47+00:00)
Title: fixed deploy asset precompile recipe 

bundle exec rake RAILS_ENV=production production assets:precompile was being executed, causing Capistrano to return: Don't know how to build task 'production'. Removing #{assets_env} from command fixes it on rake (10.0.4)