Double console output?

Question

Suddenly when I run my app locally, I get double console output. Does anybody know what might have caused this? The problem exists both when running Thin and Unicorn

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Answer 1

in regards to rails_12factor - if you change the line in the Gemfile to:

gem 'rails_12factor', group: :production

you will no longer see the double output in the console while debugging, etc.