我在 EventMachine 中运行一个小 Sinatra 应用程序，也带有一个 EM.WebSocket。
我已经设置瘦来运行我的应用程序，但是当我执行停止瘦的命令时，会引发错误。根据这里的小痕迹，我想知道是否有人可以帮助我清理它......
sudo service thin stop
[stop] /etc/thin/foobaz.yml ...
Stopping server on 0.0.0.0:80 ...
Sending QUIT signal to process 18889 ...
>> Exiting!
/usr/local/rvm/gems/ree-1.8.7-2010.02/gems/thin-1.2.7/lib/thin/server.rb:147:in `start': app required (ArgumentError)
from /usr/local/rvm/gems/ree-1.8.7-2010.02/gems/thin-1.2.7/lib/thin/controllers/controller.rb:80:in `start'
from /usr/local/rvm/gems/ree-1.8.7-2010.02/gems/thin-1.2.7/lib/thin/runner.rb:177:in `send'
from /usr/local/rvm/gems/ree-1.8.7-2010.02/gems/thin-1.2.7/lib/thin/runner.rb:177:in `run_command'
from /usr/local/rvm/gems/ree-1.8.7-2010.02/gems/thin-1.2.7/lib/thin/runner.rb:143:in `run!'
from /usr/local/rvm/gems/ree-1.8.7-2010.02/gems/thin-1.2.7/bin/thin:6
from /usr/local/rvm/gems/ree-1.8.7-2010.02/bin/thin:19:in `load'
from /usr/local/rvm/gems/ree-1.8.7-2010.02/bin/thin:19