◆ merb -a thin
Loading init file from /Users/headius/RubyConf2008/merbapp2/config/init.rb
Loading /Users/headius/RubyConf2008/merbapp2/config/environments/development.rb
Logging to file at /Users/headius/RubyConf2008/merbapp2/log/production.log
/Library/Ruby/Gems/1.8/gems/merb-core-1.0/lib/merb-core/rack/middleware.rb:14:in `deferred?': undefined method `deferred?' for #<Proc:0x191a3b0> (NoMethodError)
	from /Library/Ruby/Gems/1.8/gems/thin-1.0.0/lib/thin/connection.rb:143:in `threaded?'
	from /Library/Ruby/Gems/1.8/gems/thin-1.0.0/lib/thin/connection.rb:49:in `process'
	from /Library/Ruby/Gems/1.8/gems/thin-1.0.0/lib/thin/connection.rb:39:in `receive_data'
	from /Library/Ruby/Gems/1.8/gems/eventmachine-0.12.2/lib/eventmachine.rb:231:in `run_machine'
	from /Library/Ruby/Gems/1.8/gems/eventmachine-0.12.2/lib/eventmachine.rb:231:in `run'
	from /Library/Ruby/Gems/1.8/gems/thin-1.0.0/lib/thin/backends/base.rb:57:in `start'
	from /Library/Ruby/Gems/1.8/gems/thin-1.0.0/lib/thin/server.rb:150:in `start'
	from /Library/Ruby/Gems/1.8/gems/merb-core-1.0/lib/merb-core/rack/adapter/thin.rb:29:in `start_server'
	from /Library/Ruby/Gems/1.8/gems/merb-core-1.0/lib/merb-core/rack/adapter/abstract.rb:235:in `start_at_port'
	from /Library/Ruby/Gems/1.8/gems/merb-core-1.0/lib/merb-core/rack/adapter/abstract.rb:85:in `start'
	from /Library/Ruby/Gems/1.8/gems/merb-core-1.0/lib/merb-core/server.rb:174:in `bootup'
	from /Library/Ruby/Gems/1.8/gems/merb-core-1.0/lib/merb-core/server.rb:42:in `start'
	from /Library/Ruby/Gems/1.8/gems/merb-core-1.0/lib/merb-core.rb:169:in `start'
	from /Library/Ruby/Gems/1.8/gems/merb-core-1.0/bin/merb:11
	from /usr/bin/merb:19:in `load'
	from /usr/bin/merb:19