set :session, true の代わりに use Rack::Session::Cookie, :key => 'rack.session', :domain => 'shokai.org', :path => '/', :expire_after => 60*60*24*14, # 2 weeks :secret => 'kazusuke_ha_umaiyo' して、いままで通りsessionのhashに出し入れすれば…

なんか問答無用でhttpアクセスした瞬間に落ちる (eval):2:in `method_missing': undefined method `associate_callback_target' for #<Thin::Connection:0x102753d40> (NoMethodError) from /Users/sho/.rvm/gems/ruby-1.8.7-p334/gems/eventmachine-0.12.10/lib/em/connection.rb:39:in `n</thin::connection:0x102753d40>…