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I tried putting sass-rails before rails suggested in the post Bundler gem compatibility issues when deploying to heroku. but it didn't work.

Heroku Error Message

Bundler could not find compatible versions for gem "railties":
In Gemfile:
rails (= 4.0.0) ruby depends on
railties (= 4.0.0) ruby

sass-rails (= 4.0.0) ruby depends on
railties (4.0.1.rc1)

Failed to install gems via Bundler.

Gemfile

source 'https://rubygems.org'
ruby '2.0.0'

gem 'sass-rails', '4.0.0'
gem 'rails', '4.0.0'
gem 'pg', '0.15.1'
gem 'bcrypt-ruby', '3.0.1'

group :development, :test do
  gem 'rspec-rails', '2.13.1'
end

group :test do
  gem 'selenium-webdriver', '2.35.1'
  gem 'capybara', '2.1.0'
  gem 'factory_girl_rails', '4.2.1'
end

gem 'uglifier', '2.1.1'
gem 'coffee-rails', '4.0.0'
gem 'jquery-rails', '3.0.4'
gem 'turbolinks', '1.1.1'
gem 'jbuilder', '1.0.2'

group :doc do
  gem 'sdoc', '0.3.20', require: false
end

group :production do
  gem 'rails_12factor', '0.0.2'
end
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lleonard188
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1 Answers1

2

Change the sass entry to :

gem 'sass-rails', '~> 4.0.0'

Then run bundle update, commit and redeploy

trh
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