Started POST "/api/v1/builds/register.json"

Can someone help me with this problem?

I have my log

/opt/bitnami/apps/gitlab/htdocs/log/production.log

and I have always this error and I had not find anything that can solve my problem.

Started POST "/api/v1/builds/register.json" for 10.1.1.8 at 2015-11-09 08:36:10 +0000

ActionController::RoutingError (No route matches [POST] "/api/v1/builds/register.json"):
  vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.11/lib/action_dispatch/middleware/debug_exceptions.rb:21:in `call'
  vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.11/lib/action_dispatch/middleware/show_exceptions.rb:30:in `call'
  vendor/bundle/ruby/2.0.0/gems/railties-4.1.11/lib/rails/rack/logger.rb:38:in `call_app'
  vendor/bundle/ruby/2.0.0/gems/railties-4.1.11/lib/rails/rack/logger.rb:20:in `block in call'
  vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.11/lib/active_support/tagged_logging.rb:68:in `block in tagged'
  vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.11/lib/active_support/tagged_logging.rb:26:in `tagged'
  vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.11/lib/active_support/tagged_logging.rb:68:in `tagged'
  vendor/bundle/ruby/2.0.0/gems/railties-4.1.11/lib/rails/rack/logger.rb:20:in `call'
  vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.11/lib/action_dispatch/middleware/request_id.rb:21:in `call'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/methodoverride.rb:21:in `call'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/runtime.rb:17:in `call'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/lock.rb:17:in `call'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/sendfile.rb:112:in `call'
  vendor/bundle/ruby/2.0.0/gems/railties-4.1.11/lib/rails/engine.rb:514:in `call'
  vendor/bundle/ruby/2.0.0/gems/railties-4.1.11/lib/rails/application.rb:144:in `call'
  vendor/bundle/ruby/2.0.0/gems/railties-4.1.11/lib/rails/railtie.rb:194:in `public_send'
  vendor/bundle/ruby/2.0.0/gems/railties-4.1.11/lib/rails/railtie.rb:194:in `method_missing'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/builder.rb:138:in `call'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/urlmap.rb:65:in `block in call'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/urlmap.rb:50:in `each'
  vendor/bundle/ruby/2.0.0/gems/rack-1.5.5/lib/rack/urlmap.rb:50:in `call'
  passenger (5.0.6) lib/phusion_passenger/rack/thread_handler_extension.rb:85:in `process_request'
  passenger (5.0.6) lib/phusion_passenger/request_handler/thread_handler.rb:155:in `accept_and_process_next_request'
  passenger (5.0.6) lib/phusion_passenger/request_handler/thread_handler.rb:110:in `main_loop'
  passenger (5.0.6) lib/phusion_passenger/request_handler.rb:414:in `block (3 levels) in start_threads'
  passenger (5.0.6) lib/phusion_passenger/utils.rb:111:in `block in create_thread_and_abort_on_exception'