How do you run rspec and cucumber on Heroku? - ruby-on-rails

I'd like to be able to run rspec and cucumber on my staging app on Heroku. I have a separate production app and I push my development branch to staging and my master branch to production.
I have set the RACK_ENV variable to 'staging' and have also added a staging.rb config file.
Running rspec and cucumber locally:
Both rspec and cucumber run fine locally using the commands
$ rspec spec
..
$ cucumber features
Running rspec on Heroku staging app
The problem is that I can't get them to run on my Heroku staging app. I understand that the correct way to rspec on Heroku is:
$ heroku rake spec --remote staging
Whenever I run this though I get the following errors:
rake aborted!
You have a nil object when you didn't expect it!
You might have expected an instance of Array.
The error occurred while evaluating nil.[]
/app/.bundle/gems/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/railties/databases.rake:429:in `block (3 levels) in <top (required)>'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `call'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `block in execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:595:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:605:in `block in invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:594:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:581:in `invoke'
/app/.bundle/gems/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/railties/databases.rake:460:in `block (3 levels) in <top (required)>'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `call'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `block in execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:595:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:605:in `block in invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:594:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:581:in `invoke'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2041:in `invoke_task'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2019:in `block (2 levels) in top_level'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2019:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2019:in `block in top_level'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2058:in `standard_exception_handling'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2013:in `top_level'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:1992:in `run'
/usr/ruby1.9.2/bin/rake:31:in `<main>'
(in /app)
Running cucumber on Heroku staging app
Similarly:
$ heroku rake cucumber --remote staging
Results in:
rake aborted!
You have a nil object when you didn't expect it!
You might have expected an instance of Array.
The error occurred while evaluating nil.[]
/app/.bundle/gems/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/railties/databases.rake:429:in `block (3 levels) in <top (required)>'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `call'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `block in execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:595:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:605:in `block in invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:594:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:581:in `invoke'
/app/.bundle/gems/ruby/1.9.1/gems/activerecord-3.0.7/lib/active_record/railties/databases.rake:460:in `block (3 levels) in <top (required)>'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `call'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:634:in `block in execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:629:in `execute'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:595:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:605:in `block in invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:594:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:605:in `block in invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:602:in `invoke_prerequisites'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:594:in `block in invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:588:in `invoke_with_call_chain'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:581:in `invoke'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2041:in `invoke_task'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2019:in `block (2 levels) in top_level'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2019:in `each'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2019:in `block in top_level'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2058:in `standard_exception_handling'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:2013:in `top_level'
/usr/ruby1.9.2/lib/ruby/1.9.1/rake.rb:1992:in `run'
/usr/ruby1.9.2/bin/rake:31:in `<main>'
(in /app)
The issue is clearly something to do with the database but I'm not sure how to address it.

The problem is that testing uses a separate database, not the one on which the application is running. This second database you don't get on Heroku. See Running Rails unit tests on Heroku for the answer to a similar question.

Related

Rails Commands Hanging with Webpacker

I'm trying to create a new Rails 6 app on Windows 10 machine. However, when I try to run anything rails or rake commands, it hangs/freezes. I discovered that it was tied to Webpacker when I was creating my DB.
C:\Sites\myapp> bundle exec rake db:migrate --trace
When I terminated the job, it showed this:
rails aborted!
Interrupt:
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/webpacker-4.0.7/lib/webpacker/railtie.rb:33:in ``'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/webpacker-4.0.7/lib/webpacker/railtie.rb:33:in `block in <class:Engine>'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/initializable.rb:32:in `instance_exec'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/initializable.rb:32:in `run'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/initializable.rb:61:in `block in run_initializers'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:228:in `block in tsort_each'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:350:in `block (2 levels) in each_strongly_connected_component'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:431:in `each_strongly_connected_component_from'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:349:in `block in each_strongly_connected_component'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:347:in `each'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:347:in `call'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:347:in `each_strongly_connected_component'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:226:in `tsort_each'
C:/tools/ruby26/lib/ruby/2.6.0/tsort.rb:205:in `tsort_each'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/initializable.rb:60:in `run_initializers'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/application.rb:362:in `initialize!'
C:/Sites/highbar/config/environment.rb:5:in `<top (required)>'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/zeitwerk-2.1.6/lib/zeitwerk/kernel.rb:23:in `require'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/zeitwerk-2.1.6/lib/zeitwerk/kernel.rb:23:in `require'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/activesupport-6.0.0.rc1/lib/active_support/dependencies.rb:302:in `block in require'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/activesupport-6.0.0.rc1/lib/active_support/dependencies.rb:268:in `load_dependency'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/activesupport-6.0.0.rc1/lib/active_support/dependencies.rb:302:in `require'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/application.rb:338:in `require_environment!'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/application.rb:514:in `block in run_tasks_blocks'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:273:in `block in execute'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:273:in `each'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:273:in `execute'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:214:in `block in invoke_with_call_chain'
C:/tools/ruby26/lib/ruby/2.6.0/monitor.rb:230:in `mon_synchronize'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:194:in `invoke_with_call_chain'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:238:in `block in invoke_prerequisites'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:236:in `each'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:236:in `invoke_prerequisites'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:213:in `block in invoke_with_call_chain'
C:/tools/ruby26/lib/ruby/2.6.0/monitor.rb:230:in `mon_synchronize'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:194:in `invoke_with_call_chain'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:238:in `block in invoke_prerequisites'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:236:in `each'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:236:in `invoke_prerequisites'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:213:in `block in invoke_with_call_chain'
C:/tools/ruby26/lib/ruby/2.6.0/monitor.rb:230:in `mon_synchronize'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:194:in `invoke_with_call_chain'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/task.rb:183:in `invoke'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/application.rb:160:in `invoke_task'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/application.rb:116:in `block (2 levels) in top_level'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/application.rb:116:in `each'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/application.rb:116:in `block in top_level'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/application.rb:125:in `run_with_threads'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/application.rb:110:in `top_level'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/railties-6.0.0.rc1/lib/rails/commands/rake/rake_command.rb:23:in `block in perform'
C:/tools/ruby26/lib/ruby/gems/2.6.0/gems/rake-12.3.2/lib/rake/application.rb:186:in `standard_exception_handling'
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bin/rails:4:in `require'
bin/rails:4:in `<main>'
Tasks: TOP => db:create => db:load_config => environment
When I comment out Webpacker in the gemfile, this worked, as did rails s. As soon as I uncomment Webpacker, the commands freeze/hang again.
Is there anything that I need to do beyond bundle exec rails webpacker:install?
My version of NodeJS was out of date. When I updated NodeJS, I also needed to update Yarn. After doing that, I'm able to run Rails 6 with Webpacker.

rake aborted! undefined method `each' for nil:NilClass for capstone ptourist app

I'm getting this error every time I run 'heroku run rake ptourist:reset_all --remote staging' command.
Please let me know if more information is needed in order to adequately answer the question.
Full trace:
rake aborted!
NoMethodError: undefined method `each' for nil:NilClass
/app/vendor/bundle/ruby/2.2.0/gems/mongo-2.4.1/lib/mongo/cluster.rb:167:in `initialize'
/app/vendor/bundle/ruby/2.2.0/gems/mongo-2.4.1/lib/mongo/client.rb:370:in `new'
/app/vendor/bundle/ruby/2.2.0/gems/mongo-2.4.1/lib/mongo/client.rb:370:in `create_from_addresses'
/app/vendor/bundle/ruby/2.2.0/gems/mongo-2.4.1/lib/mongo/client.rb:235:in `initialize'
/app/vendor/bundle/ruby/2.2.0/gems/mongoid-5.2.0/lib/mongoid/clients/factory.rb:64:in `new'
/app/vendor/bundle/ruby/2.2.0/gems/mongoid-5.2.0/lib/mongoid/clients/factory.rb:64:in `create_client'
/app/vendor/bundle/ruby/2.2.0/gems/mongoid-5.2.0/lib/mongoid/clients/factory.rb:42:in `default'
/app/vendor/bundle/ruby/2.2.0/gems/mongoid-5.2.0/lib/mongoid/clients.rb:38:in `default'
/app/vendor/bundle/ruby/2.2.0/gems/database_cleaner-1.5.3/lib/database_cleaner/mongo2/truncation_mixin.rb:18:in `database'
/app/vendor/bundle/ruby/2.2.0/gems/database_cleaner-1.5.3/lib/database_cleaner/mongo2/truncation_mixin.rb:29:in `collections'
/app/vendor/bundle/ruby/2.2.0/gems/database_cleaner-1.5.3/lib/database_cleaner/mongo2/truncation_mixin.rb:9:in `clean'
/app/vendor/bundle/ruby/2.2.0/gems/database_cleaner-1.5.3/lib/database_cleaner/base.rb:46:in `clean_with'
/app/lib/tasks/ptourist.rake:101:in `block (2 levels) in <top (required)>'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `call'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `block in execute'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `each'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `execute'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:194:in `block in invoke_with_call_chain'
/app/vendor/ruby-2.2.6/lib/ruby/2.2.0/monitor.rb:211:in `mon_synchronize'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:187:in `invoke_with_call_chain'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:216:in `block in invoke_prerequisites'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `each'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `invoke_prerequisites'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:193:in `block in invoke_with_call_chain'
/app/vendor/ruby-2.2.6/lib/ruby/2.2.0/monitor.rb:211:in `mon_synchronize'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:187:in `invoke_with_call_chain'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:216:in `block in invoke_prerequisites'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `each'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `invoke_prerequisites'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:193:in `block in invoke_with_call_chain'
/app/vendor/ruby-2.2.6/lib/ruby/2.2.0/monitor.rb:211:in `mon_synchronize'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:187:in `invoke_with_call_chain'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:216:in `block in invoke_prerequisites'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `each'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `invoke_prerequisites'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:193:in `block in invoke_with_call_chain'
/app/vendor/ruby-2.2.6/lib/ruby/2.2.0/monitor.rb:211:in `mon_synchronize'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:187:in `invoke_with_call_chain'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/task.rb:180:in `invoke'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:152:in `invoke_task'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:108:in `block (2 levels) in top_level'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:108:in `each'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:108:in `block in top_level'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:117:in `run_with_threads'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:102:in `top_level'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:80:in `block in run'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:178:in `standard_exception_handling'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/lib/rake/application.rb:77:in `run'
/app/vendor/bundle/ruby/2.2.0/gems/rake-12.0.0/exe/rake:27:in `<top (required)>'
/app/vendor/bundle/ruby/2.2.0/bin/rake:23:in `load'
/app/vendor/bundle/ruby/2.2.0/bin/rake:23:in `<top (required)>'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/cli/exec.rb:74:in `load'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/cli/exec.rb:74:in `kernel_load'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/cli/exec.rb:27:in `run'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/cli.rb:332:in `exec'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor/command.rb:27:in `run'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor/invocation.rb:126:in `invoke_command'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor.rb:359:in `dispatch'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/cli.rb:20:in `dispatch'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/vendor/thor/lib/thor/base.rb:440:in `start'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/cli.rb:11:in `start'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/exe/bundle:34:in `block in <top (required)>'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/lib/bundler/friendly_errors.rb:100:in `with_friendly_errors'
/app/vendor/bundle/ruby/2.2.0/gems/bundler-1.13.7/exe/bundle:26:in `<top (required)>'
/app/bin/bundle:3:in `load'
/app/bin/bundle:3:in `<main>'
Tasks: TOP => ptourist:reset_all => ptourist:users => ptourist:delete_all => ptourist:delete_subjects
This error occurs when foreign key values in your table contains empty data. The only way to solve this error is by deleting all the tables in which foreign key is present or make the entry in that table manually from console.
For example, employee table contains a column employee_type as a reference and that data is nil. Then we may get this error.

Remote jobs failing on Heroku

This is stemming from an email sent with resque scheduler on Heroku.
In an effort to islote my error :
NoMethodError: undefined method `name' for nil:NilClass
I deleted all the content of the email, and consolidated my mailer to look like just this :
def immediate_topic(enterprise_member, topic)
mail :to => 'email#land_of_emails.com',
:from => 'other_email#land_of_emails.com',
:date => DateTime.now,
:subject => "Subject"
end
Commited the code, deployed, and then same error! :
NoMethodError: undefined method `name' for nil:NilClass
I'm guessing that maybe resque or resque scheduler isn't actually restarting when I am deploying.
Anyone have any ideas on how I could possibly debug this ?
Full Backlog
app/mailers/notification_mailer.rb:20:in `immediate_topic'
vendor/bundle/ruby/1.9.1/gems/actionpack-3.2.8.rc2/lib/abstract_controller/base.rb:167:in `process_action'
vendor/bundle/ruby/1.9.1/gems/actionpack-3.2.8.rc2/lib/abstract_controller/base.rb:121:in `process'
vendor/bundle/ruby/1.9.1/gems/actionpack-3.2.8.rc2/lib/abstract_controller/rendering.rb:45:in `process'
vendor/bundle/ruby/1.9.1/gems/actionmailer-3.2.8.rc2/lib/action_mailer/base.rb:457:in `process'
vendor/bundle/ruby/1.9.1/gems/actionmailer-3.2.8.rc2/lib/action_mailer/base.rb:452:in `initialize'
vendor/bundle/ruby/1.9.1/gems/actionmailer-3.2.8.rc2/lib/action_mailer/base.rb:439:in `new'
vendor/bundle/ruby/1.9.1/gems/actionmailer-3.2.8.rc2/lib/action_mailer/base.rb:439:in `method_missing'
app/jobs/send_emails.rb:35:in `block (2 levels) in notify!'
app/jobs/send_emails.rb:34:in `each'
app/jobs/send_emails.rb:34:in `block in notify!'
app/jobs/send_emails.rb:33:in `each'
app/jobs/send_emails.rb:33:in `notify!'
app/jobs/send_emails.rb:11:in `block in perform'
vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.8.rc2/lib/active_record/relation/delegation.rb:6:in `each'
vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.8.rc2/lib/active_record/relation/delegation.rb:6:in `each'
app/jobs/send_emails.rb:7:in `perform'
app/jobs/whisper_job.rb:29:in `perform'
app/jobs/whisper_job.rb:10:in `block in define_task'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `call'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `block in execute'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `each'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `execute'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:158:in `block in invoke_with_call_chain'
/usr/local/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:176:in `block in invoke_prerequisites'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:174:in `each'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:174:in `invoke_prerequisites'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:157:in `block in invoke_with_call_chain'
/usr/local/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:176:in `block in invoke_prerequisites'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:174:in `each'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:174:in `invoke_prerequisites'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:157:in `block in invoke_with_call_chain'
/usr/local/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:144:in `invoke'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:116:in `invoke_task'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `block (2 levels) in top_level'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `each'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `block in top_level'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:133:in `standard_exception_handling'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:88:in `top_level'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:66:in `block in run'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:133:in `standard_exception_handling'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:63:in `run'
vendor/bundle/ruby/1.9.1/gems/rake-0.9.2.2/bin/rake:33:in `<top (required)>'
vendor/bundle/ruby/1.9.1/bin/rake:19:in `load'
vendor/bundle/ruby/1.9.1/bin/rake:19:in `<main>'

Rails - Heroku push fails and results in uninitialized constant Log4r

For my application, I have recently set up Stripe and Oauth. It runs great locally, but when I try to push up to herokuapp (git push heroku master) it results in the following compiling error. How do I solve this?
-----> Preparing app for Rails asset pipeline
Running: rake assets:precompile
rake aborted!
uninitialized constant Log4r
/tmp/build_1s1esoyyqqqcw/config/environments/production.rb:87:in `block in <top (required)>'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/railtie/configurable.rb:24:in `class_eval'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/railtie/configurable.rb:24:in `configure'
/tmp/build_1s1esoyyqqqcw/config/environments/production.rb:1:in `<top (required)>'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:571:in `block in <class:Engine>'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `instance_exec'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `run'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:55:in `block in run_initializers'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `each'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `run_initializers'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/application.rb:136:in `initialize!'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/actionpack-3.2.13/lib/sprockets/assets.rake:95:in `block (2 levels) in <top (required)>'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:246:in `call'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:246:in `block in execute'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:241:in `each'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:241:in `execute'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:184:in `block in invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:205:in `block in invoke_prerequisites'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:203:in `each'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:203:in `invoke_prerequisites'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:183:in `block in invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:170:in `invoke'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/actionpack-3.2.13/lib/sprockets/assets.rake:60:in `block (3 levels) in <top (required)>'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:246:in `call'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:246:in `block in execute'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:241:in `each'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:241:in `execute'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:184:in `block in invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:170:in `invoke'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/actionpack-3.2.13/lib/sprockets/assets.rake:23:in `invoke_or_reboot_rake_task'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/actionpack-3.2.13/lib/sprockets/assets.rake:29:in `block (2 levels) in <top (required)>'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:246:in `call'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:246:in `block in execute'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:241:in `each'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:241:in `execute'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:184:in `block in invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/task.rb:170:in `invoke'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:143:in `invoke_task'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:101:in `block (2 levels) in top_level'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:101:in `each'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:101:in `block in top_level'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:110:in `run_with_threads'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:95:in `top_level'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:73:in `block in run'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:160:in `standard_exception_handling'
/tmp/build_1s1esoyyqqqcw/vendor/bundle/ruby/1.9.1/gems/rake-10.0.4/lib/rake/application.rb:70:in `run'
Tasks: TOP => assets:precompile:primary => assets:environment
(See full trace by running task with --trace)
Precompiling assets failed, enabling runtime asset compilation
I'm not sure if the items below matter or impacts it.
production.rb
config.assets.precompile += %w( stripe_form.js )
Rails.logger = Logger.new(STDOUT)
Rails.logger = Log4r::Logger.new("Application Log")
I deleted the two lines in production.rb:
Rails.logger = Logger.new(STDOUT)
Rails.logger = Log4r::Logger.new("Application Log")
And now it pushes up to heroku succesfully.

Asset Precompile Error: uninitialized constant Mongo::Logging

I'm adding Asset Pipeline to my Heroku hosted Rails 3.1 App, and when I run
RAILS_ENV=production bundle exec rake assets:precompile
locally as suggested by Heroku here, it breaks with error:
rake aborted! uninitialized constant Mongo::Logging
Tasks: TOP => environment
I tried several steps, including the suggested Heroku
config.assets.initialize_on_precompile = false
The app crashes when I push it to production, with the same error. As I understand it, it's trying to use objects during compilation that are not yet initialized at this stage. What's the right way to do it?
[update] Stack Trace
ROOT /Users/bashar/rails-projects/myapp
** Invoke assets:precompile:all (first_time)
** Execute assets:precompile:all
** Invoke assets:precompile:primary (first_time)
** Invoke assets:environment (first_time)
** Execute assets:environment
** Invoke environment (first_time)
** Execute environment
rake aborted!
uninitialized constant Mongo::Logging
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rpm_contrib-2.1.8/lib/rpm_contrib/instrumentation/mongo.rb:14:in `block (2 levels) in <top (required)>'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/vendor/gems/dependency_detection-0.0.1.build/lib/dependency_detection.rb:49:in `call'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/vendor/gems/dependency_detection-0.0.1.build/lib/dependency_detection.rb:49:in `block in execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/vendor/gems/dependency_detection-0.0.1.build/lib/dependency_detection.rb:48:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/vendor/gems/dependency_detection-0.0.1.build/lib/dependency_detection.rb:48:in `execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/vendor/gems/dependency_detection-0.0.1.build/lib/dependency_detection.rb:15:in `block in detect!'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/vendor/gems/dependency_detection-0.0.1.build/lib/dependency_detection.rb:13:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/vendor/gems/dependency_detection-0.0.1.build/lib/dependency_detection.rb:13:in `detect!'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/lib/new_relic/control/instrumentation.rb:94:in `_install_instrumentation'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/lib/new_relic/control/instrumentation.rb:53:in `install_instrumentation'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/lib/new_relic/control/instance_methods.rb:77:in `init_plugin'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/newrelic_rpm-3.3.3/lib/newrelic_rpm.rb:36:in `block in <class:Railtie>'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/initializable.rb:30:in `instance_exec'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/initializable.rb:30:in `run'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/initializable.rb:55:in `block in run_initializers'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/initializable.rb:54:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/initializable.rb:54:in `run_initializers'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/application.rb:96:in `initialize!'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/railtie/configurable.rb:30:in `method_missing'
/Users/bashar/rails-projects/myapp/config/environment.rb:5:in `<top (required)>'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/application.rb:83:in `require_environment!'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/railties-3.1.3/lib/rails/application.rb:193:in `block (2 levels) in initialize_tasks'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `call'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `block in execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:158:in `block in invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:144:in `invoke'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/actionpack-3.1.3/lib/sprockets/assets.rake:89:in `block (2 levels) in <top (required)>'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `call'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `block in execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:158:in `block in invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:176:in `block in invoke_prerequisites'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:174:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:174:in `invoke_prerequisites'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:157:in `block in invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:144:in `invoke'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/actionpack-3.1.3/lib/sprockets/assets.rake:56:in `block (3 levels) in <top (required)>'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `call'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `block in execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:158:in `block in invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:144:in `invoke'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:116:in `invoke_task'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `block (2 levels) in top_level'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `block in top_level'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:133:in `standard_exception_handling'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:88:in `top_level'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:66:in `block in run'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:133:in `standard_exception_handling'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:63:in `run'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/bin/rake:33:in `<top (required)>'
/Users/bashar/.rvm/gems/ruby-1.9.2-p290/bin/rake:19:in `load'
/Users/bashar/.rvm/gems/ruby-1.9.2-p290/bin/rake:19:in `<main>'
Tasks: TOP => environment
rake aborted!
Command failed with status (1): [/Users/bashar/.rvm/rubies/ruby-1.9.2-p29...]
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/file_utils.rb:53:in `block in create_shell_runner'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/file_utils.rb:45:in `call'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/file_utils.rb:45:in `sh'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/file_utils_ext.rb:39:in `sh'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/file_utils.rb:80:in `ruby'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/file_utils_ext.rb:39:in `ruby'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/actionpack-3.1.3/lib/sprockets/assets.rake:9:in `ruby_rake_task'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/actionpack-3.1.3/lib/sprockets/assets.rake:17:in `invoke_or_reboot_rake_task'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/actionpack-3.1.3/lib/sprockets/assets.rake:25:in `block (2 levels) in <top (required)>'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `call'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:205:in `block in execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:200:in `execute'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:158:in `block in invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/1.9.1/monitor.rb:201:in `mon_synchronize'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:151:in `invoke_with_call_chain'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/task.rb:144:in `invoke'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:116:in `invoke_task'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `block (2 levels) in top_level'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `each'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:94:in `block in top_level'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:133:in `standard_exception_handling'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:88:in `top_level'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:66:in `block in run'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:133:in `standard_exception_handling'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/lib/rake/application.rb:63:in `run'
/Users/bashar/.rvm/rubies/ruby-1.9.2-p290/lib/ruby/gems/1.9.1/gems/rake-0.9.2.2/bin/rake:33:in `<top (required)>'
/Users/bashar/.rvm/gems/ruby-1.9.2-p290/bin/rake:19:in `load'
/Users/bashar/.rvm/gems/ruby-1.9.2-p290/bin/rake:19:in `<main>'
Tasks: TOP => assets:precompile
Thanks
It's because you use the last rpm_contrib gem and not the last mongo-ruby-driver gem.
So you need desactivate MongoDB instrumentation on new_relic rpm. Or you can downgrade the version or rpm_contrib, or upgrade to Mongo ruby driver >= 1.6

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