私はRoRを初めて使用するので、WEBrickを起動して聞くことができないようです。これがコンソール出力です。Mountain Lion、Rails 3.2.8、Ruby1.9.3を使用しています。助けてください
/Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/mysql2-0.3.11/lib/mysql2.rb:9:in `require': dlopen(/Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/mysql2-0.3.11/lib/mysql2/mysql2.bundle, 9): Library not loaded: libmysqlclient.18.dylib (LoadError)
Referenced from: /Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/mysql2-0.3.11/lib/mysql2/mysql2.bundle
Reason: image not found - /Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/mysql2-0.3.11/lib/mysql2/mysql2.bundle
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/mysql2-0.3.11/lib/mysql2.rb:9:in `<top (required)>'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.2.0/lib/bundler/runtime.rb:68:in `require'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.2.0/lib/bundler/runtime.rb:68:in `block (2 levels) in require'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.2.0/lib/bundler/runtime.rb:66:in `each'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.2.0/lib/bundler/runtime.rb:66:in `block in require'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.2.0/lib/bundler/runtime.rb:55:in `each'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.2.0/lib/bundler/runtime.rb:55:in `require'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194@global/gems/bundler-1.2.0/lib/bundler.rb:128:in `require'
from /Users/Adham/Sites/simple_cms/config/application.rb:7:in `<top (required)>'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.8/lib/rails/commands.rb:53:in `require'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.8/lib/rails/commands.rb:53:in `block in <top (required)>'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.8/lib/rails/commands.rb:50:in `tap'
from /Users/Adham/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.8/lib/rails/commands.rb:50:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'