当我尝试使用 rails si 运行服务器时,出现此问题:
/ruby-2.0.0-p247/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `require':
cannot load such file -- pg_ext (LoadError)
当我尝试使用 rails si 运行服务器时,出现此问题:
/ruby-2.0.0-p247/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `require':
cannot load such file -- pg_ext (LoadError)