I have finally managed to fix it! :) View the question http://stackoverflow.com/questions/5409761/installing-mysql2-gem-ruby-on-rails-problem-mac-osx-10-6/5411

I have finally managed to fix it! :) View the question http://stackoverflow.com/questions/5409761/installing-mysql2-gem-ruby-on-rails-problem-mac-osx-10-6/5411333#5411333 http://stackoverflow.com/questions/5409761/installing-mysql2... and I'm sure you will manage to install it too. I installed "Homebrew" the installed mysql then the mysql2 gem.. Just follow the answer with from ALoR Hope you manage to install it too.