This is kind of bizarre. Any time I do a bundle install, Bundler installs all my gems to the path #{RAILS_ROOT}/json_pure/ruby/1.8/gems. I copied the Gemfile directly from a
Had the same issue after I upgraded Xcode
I had to run: sudo xcode-select --switch /Library/Developer/CommandLineTools/ then: sudo bundle install --system
After that everything was fine.