Disclaimer: This could potentially bugger up Ruby and Ruby Gems on your machine, proceed carefully.
Recently I’ve been doing quite a few REST API building stuffs with Ruby, Sinatra and trying to pick up ActiveRecord to use with Rails. I was however getting quite a lot of problems with Gems loading, but not loading completely.
If when running
gem check --alien, you get something similar to below:
rails-1.2.6 has 2 problems /Library/Ruby/Gems/1.8/specifications/rails-1.2.6.gemspec: Spec file doesn't exist for installed gem /Library/Ruby/Gems/1.8/cache/rails-1.2.6.gem: missing gem file /Library/Ruby/Gems/1.8/cache/rails-1.2.6.gem
Clear out all of the gems located in the following directories. You will need to similarly remove anything in the bin/, cache/, doc/, gems/ and specifications/ directories.
/Library/Ruby/Gems/1.8 /Users/<username>/.gem/ruby/1.8 /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/gems/1.8
(These directories can be found by entering
You will then need to reinstall all of your gems. You may wish to issue a
gem check on each of them to ensure it’s all good.