ActiveRecord not loading in Sinatra

boot.rb

# Defines our constants
PADRINO_ENV  = ENV["PADRINO_ENV"] ||= ENV["RACK_ENV"] ||= "development"  unless defined?(PADRINO_ENV)
PADRINO_ROOT = File.expand_path('../..', __FILE__) unless defined?(PADRINO_ROOT)

# Load our dependencies
require 'rubygems' unless defined?(Gem)
require 'bundler/setup'
Bundler.require(:default, PADRINO_ENV)

##
# Enable devel logging
#
# Padrino::Logger::Config[:development] = { :log_level => :devel, :stream => :stdout }
# Padrino::Logger.log_static = true
#

##
# Add your before load hooks here
#
Padrino.before_load do
end

##
# Add your after load hooks here
#
Padrino.after_load do
end

Padrino.load!

gistfile1.txt

=> Problem loading ./config/boot.rb
=> uninitialized constant Object::ActiveRecord
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/rake-0.9.2/lib/rake/ext/module.rb:36:in `const_missing'
  /Users/e/work/sg/tyrone/models/pull.rb:1:in `<top (required)>'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/reloader.rb:142:in `require'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/reloader.rb:142:in `safe_load'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/loader.rb:140:in `block in require_dependencies'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/loader.rb:138:in `each'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/loader.rb:138:in `require_dependencies'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/loader.rb:56:in `block in load!'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/loader.rb:56:in `each'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-core-0.10.2/lib/padrino-core/loader.rb:56:in `load!'
  /Users/e/work/sg/tyrone/config/boot.rb:29:in `<top (required)>'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-gen-0.10.2/lib/padrino-gen/generators/cli.rb:24:in `require'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-gen-0.10.2/lib/padrino-gen/generators/cli.rb:24:in `load_boot'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/task.rb:22:in `run'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/invocation.rb:118:in `invoke_task'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `block in invoke_all'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `each'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `map'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/invocation.rb:124:in `invoke_all'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/group.rb:226:in `dispatch'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/thor-0.14.6/lib/thor/base.rb:389:in `start'
  /Users/e/.rvm/gems/ruby-1.9.2-p290@tyrone/gems/padrino-gen-0.10.2/bin/padrino-gen:16:in `<main>'
       apply  orms/activerecord
       apply  tests/cucumber
       apply    tests/rspec
   identical  models/pull.rb
   identical  spec/models/pull_spec.rb