/Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/activerecord-3.2.2/lib/active_record/dynamic_matchers.rb:50:in `method_missing': undefined method `read_inheritable_attribute' for #<Class:0x007fc1712dd478> (NoMethodError)
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/paperclip-2.3.10/lib/paperclip.rb:346:in `attachment_definitions'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/paperclip-2.3.10/lib/paperclip.rb:238:in `has_attached_file'
	from /Users/antoniomalvagomes/HillSouth/grape-server/lib/models/card_request.rb:3:in `<class:CardRequest>'
	from /Users/antoniomalvagomes/HillSouth/grape-server/lib/models/card_request.rb:2:in `<top (required)>'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/activesupport-3.2.2/lib/active_support/dependencies.rb:251:in `require'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/activesupport-3.2.2/lib/active_support/dependencies.rb:251:in `block in require'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/activesupport-3.2.2/lib/active_support/dependencies.rb:236:in `load_dependency'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/activesupport-3.2.2/lib/active_support/dependencies.rb:251:in `require'
	from /Users/antoniomalvagomes/HillSouth/grape-server/lib/app.rb:42:in `<top (required)>'
	from /Users/antoniomalvagomes/HillSouth/grape-server/config.ru:3:in `require'
	from /Users/antoniomalvagomes/HillSouth/grape-server/config.ru:3:in `block in <main>'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/builder.rb:51:in `instance_eval'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/builder.rb:51:in `initialize'
	from /Users/antoniomalvagomes/HillSouth/grape-server/config.ru:1:in `new'
	from /Users/antoniomalvagomes/HillSouth/grape-server/config.ru:1:in `<main>'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/builder.rb:40:in `eval'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/builder.rb:40:in `parse_file'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/server.rb:200:in `app'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/server.rb:301:in `wrapped_app'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/server.rb:252:in `start'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/lib/rack/server.rb:137:in `start'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/gems/rack-1.4.1/bin/rackup:4:in `<top (required)>'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/bin/rackup:19:in `load'
	from /Users/antoniomalvagomes/.rvm/gems/ruby-1.9.2-p290@bellamy/bin/rackup:19:in `<main>'