Upgrading to rails 4, what did i break for my asset precompile?

gistfile1.txt

RAILS_ENV=production bundle exec rake assets:precompile
rake aborted!
undefined method `asset' for #<Rails::Application::Configuration:0x00000005e626c0>
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/railtie/configuration.rb:95:in `method_missing'
/media/DMZ0/dmz0/dmz/Private/src/workspace/BaD/config/environments/production.rb:59:in `block in <top (required)>'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/railtie/configurable.rb:24:in `class_eval'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/railtie/configurable.rb:24:in `configure'
/media/DMZ0/dmz0/dmz/Private/src/workspace/BaD/config/environments/production.rb:1:in `<top (required)>'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:229:in `require'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:229:in `block in require'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:214:in `load_dependency'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:229:in `require'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/engine.rb:591:in `block (2 levels) in <class:Engine>'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/engine.rb:590:in `each'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/engine.rb:590:in `block in <class:Engine>'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/initializable.rb:30:in `instance_exec'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/initializable.rb:30:in `run'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/initializable.rb:55:in `block in run_initializers'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/initializable.rb:44:in `each'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/initializable.rb:44:in `tsort_each_child'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/initializable.rb:54:in `run_initializers'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/application.rb:215:in `initialize!'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/railtie/configurable.rb:30:in `method_missing'
/media/DMZ0/dmz0/dmz/Private/src/workspace/BaD/config/environment.rb:13:in `<top (required)>'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:229:in `require'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:229:in `block in require'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:214:in `load_dependency'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/activesupport-4.0.2/lib/active_support/dependencies.rb:229:in `require'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/application.rb:189:in `require_environment!'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/railties-4.0.2/lib/rails/application.rb:250:in `block in run_tasks_blocks'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/gems/sprockets-rails-2.0.1/lib/sprockets/rails/task.rb:54:in `block (2 levels) in define'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/bin/ruby_executable_hooks:15:in `eval'
/home/dmz/.rvm/gems/ruby-2.0.0-p353/bin/ruby_executable_hooks:15:in `<main>'
Tasks: TOP => environment
(See full trace by running task with --trace)