Error when "exit"
Emily ChatBot
Fatal error in girl_friday: supervisor for handle_stanza died.
Attempt to unlock a mutex which is locked by another thread
/Users/mactop/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/thread.rb:188:in `synchronize'
/Users/mactop/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/thread.rb:188:in `block in pop'
/Users/mactop/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/thread.rb:187:in `handle_interrupt'
/Users/mactop/.rvm/rubies/ruby-2.0.0-p247/lib/ruby/2.0.0/thread.rb:187:in `pop'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:285:in `_receive'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:107:in `receive'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/work_queue.rb:177:in `block in supervisor_loop'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/work_queue.rb:176:in `loop'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/work_queue.rb:176:in `supervisor_loop'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/work_queue.rb:156:in `block in start'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:69:in `call'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:69:in `block (2 levels) in spawn'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:212:in `block in initialize'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:377:in `watchdog'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:212:in `initialize'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:66:in `new'
/Users/mactop/.rvm/gems/ruby-2.0.0-p247/gems/girl_friday-0.11.2/lib/girl_friday/actor.rb:66:in `block in spawn'