無法啓動rails server mysql2 gem？

Question

Ruby和Rails菜鳥，做了一個項目，並得到了這麼遠。但是現在我在試圖運行rails server的時候遇到了這些錯誤。我使用Windows Vista和Ruby 2.0.0。

D:/Ruby200/lib/ruby/gems/2.0.0/gems/mysql2-0.3.11-x86-mingw32/lib/mysql2/mysql2. 
rb:2:in `require': cannot load such file -- mysql2/2.0/mysql2 (LoadError) 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/mysql2-0.3.11-x86-mingw32/lib/m 
ysql2/mysql2.rb:2:in `<top (required)>' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/mysql2-0.3.11-x86-mingw32/lib/m 
ysql2.rb:9:in `require' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/mysql2-0.3.11-x86-mingw32/lib/m 
ysql2.rb:9:in `<top (required)>' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/bundler-1.3.4/lib/bundler/runti 
me.rb:72:in `require' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/bundler-1.3.4/lib/bundler/runti 
me.rb:72:in `block (2 levels) in require' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/bundler-1.3.4/lib/bundler/runti 
me.rb:70:in `each' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/bundler-1.3.4/lib/bundler/runti 
me.rb:70:in `block in require' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/bundler-1.3.4/lib/bundler/runti 
me.rb:59:in `each' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/bundler-1.3.4/lib/bundler/runti 
me.rb:59:in `require' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/bundler-1.3.4/lib/bundler.rb:13 
2:in `require' 
     from D:/wamp/www/simple_cms/config/application.rb:7:in `<top (required)> 
' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-3.2.13/lib/rails/comma 
nds.rb:53:in `require' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-3.2.13/lib/rails/comma 
nds.rb:53:in `block in <top (required)>' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-3.2.13/lib/rails/comma 
nds.rb:50:in `tap' 
     from D:/Ruby200/lib/ruby/gems/2.0.0/gems/railties-3.2.13/lib/rails/comma 
nds.rb:50:in `<top (required)>' 
     from script/rails:6:in `require' 
     from script/rails:6:in `<main>' 

我還不是很瞭解紅寶石和寶石到目前爲止但mysql2寶石似乎是一個問題至極我已經安裝和安裝沒​​有任何幫助。我不斷收到一條消息，告知我已經按照我所遵循的順序安裝了二進制版本。這是好事還是壞事？

請人幫我，如果你需要更多的信息只是讓我知道。

Answer 1

我認爲這裏的答案是你在找什麼：

stackoverflow.com/a/5368767/1622843

基本上，你需要點寶石使用您的計算機上安裝的MySQL實例。