mysql - 在 ROR 中创建数据库时出错

Question

我会在创建数据库后安装一个包，在终端中运行这个commond

rake db:migrate

然后出现这个错误，请帮我看看是什么问题

dominname@dominname204:~/Desktop/ajaxtree$ rake db:create

NOTE: Gem.cache is deprecated, use Gem::source_index. It will be removed on or after 2011-08-01.

Gem.cache called from /home/domainname/Desktop/ajaxtree/config/boot.rb:25.

NOTE: Gem.source_index is deprecated, use Specification. It will be removed on or after 2011-11-01.

Gem.source_index called from /usr/local/lib/site_ruby/1.8/rubygems.rb:1144.
NOTE: Gem::SourceIndex#search is deprecated with no replacement. It will be removed on or after 2011-11-01.

Gem::SourceIndex#search called from /home/domainname/Desktop/ajaxtree/config/boot.rb:25.

/usr/local/lib/site_ruby/1.8/rubygems/deprecate.rb:62:Warning: Gem::SourceIndex#search support for String patterns is deprecated, use #find_name
Cannot find gem for Rails =1.1.4:

    Install the missing gem with 'gem install -v=1.1.4 rails', or
    change environment.rb to define RAILS_GEM_VERSION with your desired version.

Answer 1

请在您的系统中安装新版本的ruby。