我是
ruby on rails的新手我无法找到此错误的解决方案：
rails s
/usr/local/share/gems/gems/MysqL2-0.3.13/lib/MysqL2.rb:8:in `require': cannot load such file -- MysqL2/MysqL2 (LoadError) from /usr/local/share/gems/gems/MysqL2-0.3.13/lib/MysqL2.rb:8:in `<top (required)>' from /usr/local/share/gems/gems/bundler-1.3.5/lib/bundler/runtime.rb:72:in `require' from /usr/local/share/gems/gems/bundler-1.3.5/lib/bundler/runtime.rb:72:in `block (2 levels) in require' from /usr/local/share/gems/gems/bundler-1.3.5/lib/bundler/runtime.rb:70:in `each' from /usr/local/share/gems/gems/bundler-1.3.5/lib/bundler/runtime.rb:70:in `block in require' from /usr/local/share/gems/gems/bundler-1.3.5/lib/bundler/runtime.rb:59:in `each' from /usr/local/share/gems/gems/bundler-1.3.5/lib/bundler/runtime.rb:59:in `require' from /usr/local/share/gems/gems/bundler-1.3.5/lib/bundler.rb:132:in `require' from /home/Harish/Documents/simple_cms/config/application.rb:7:in `<top (required)>' from /usr/local/share/gems/gems/railties-4.0.0/lib/rails/commands.rb:76:in `require' from /usr/local/share/gems/gems/railties-4.0.0/lib/rails/commands.rb:76:in `block in <top (required)>' from /usr/local/share/gems/gems/railties-4.0.0/lib/rails/commands.rb:73:in `tap' from /usr/local/share/gems/gems/railties-4.0.0/lib/rails/commands.rb:73:in `<top (required)>' from bin/rails:4:in `require' from bin/rails:4:in `<main>'