Exception Errno::ENOENT in Rack body object #each method (No such file or directory @ rb_sysopen - /tmp/dragonfly20150414-24361-17e8ojf.png

[jspooner]

In my nginx error log I'm seeing a "No such file or directory" error when trying to access the png. It happens less than 1% of the time.

[ 2015-04-14 05:09:14.7550 24193/7f716b8dd700 Pool2/SmartSpawner.h:298 ]: Preloader for /home/appuser/verve_image_service/current started on PID 28755, listening on unix:/tmp/passenger.1.0.11109/generation-171/backends/preloader.11wl6jn
App 28987 stdout: 
App 24225 stderr: [ 2015-04-14 05:34:57.3024 24361/0x00000001c12338(Worker 1) utils.rb:84 ]: *** Exception Errno::ENOENT in Rack body object #each method (No such file or directory @ rb_sysopen - /tmp/dragonfly20150414-24361-17e8ojf.png) (process 24361, thread 0x00000001c12338(Worker 1)):
App 24225 stderr:   from /home/appuser/verve_image_service/shared/bundle/ruby/2.1.0/gems/actionpack-4.0.4/lib/action_controller/metal/data_streaming.rb:90:in `initialize'
App 24225 stderr:   from /home/appuser/verve_image_service/shared/bundle/ruby/2.1.0/gems/actionpack-4.0.4/lib/action_controller/metal/data_streaming.rb:90:in `open'
App 24225 stderr:   from /home/appuser/verve_image_service/shared/bundle/ruby/2.1.0/gems/actionpack-4.0.4/lib/action_controller/metal/data_streaming.rb:90:in `each'
App 24225 stderr:   from /home/appuser/verve_image_service/shared/bundle/ruby/2.1.0/gems/actionpack-4.0.4/lib/action_dispatch/http/response.rb:42:in `each'
App 24225 stderr:   from /home/appuser/verve_image_service/shared/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/body_proxy.rb:31:in `each'
App 24225 stderr:   from /home/appuser/verve_image_service/shared/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/body_proxy.rb:31:in `each'
App 24225 stderr:   from /home/appuser/verve_image_service/shared/bundle/ruby/2.1.0/gems/rack-1.5.2/lib/rack/body_proxy.rb:31:in `each'
App 24225 stderr:   from /usr/local/rvm/gems/ruby-2.1.2/gems/passenger-4.0.53/lib/phusion_passenger/rack/thread_handler_extension.rb:138:in `process_request'
App 24225 stderr:   from /usr/local/rvm/gems/ruby-2.1.2/gems/passenger-4.0.53/lib/phusion_passenger/request_handler/thread_handler.rb:141:in `accept_and_process_next_request'
App 24225 stderr:   from /usr/local/rvm/gems/ruby-2.1.2/gems/passenger-4.0.53/lib/phusion_passenger/request_handler/thread_handler.rb:109:in `main_loop'
App 24225 stderr:   from /usr/local/rvm/gems/ruby-2.1.2/gems/passenger-4.0.53/lib/phusion_passenger/request_handler.rb:455:in `block (3 levels) in start_threads'