peatio：database.yml的默认密码是什么？

我只是尝试安装peatio，我在peatio / config / database.yml中看到密码是空的

应该写什么？ 这是截图： http ： //s14.postimg.org/4ijmxjwtt/untitled.png

当我尝试启动服务器时，这是我的终端错误：

捆绑exec rails服务器

/usr/local/lib/ruby/2.1.0/psych.rb:370:in“parse”:(）：在解析第6行第3列的块映射时找不到预期的键（Psych :: SyntaxError）

编辑，这里是完整的错误：

来自/usr/local/lib/ruby/2.1.0/psych.rb:370:in parse_stream' from /usr/local/lib/ruby/2.1.0/psych.rb:318:in parse’来自/ usr / local / lib / ruby​​ / 2.1.0 / psych.rb:245：in load’from load' from /usr/local/lib/ruby/gems/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:21:i from /usr/local/lib/ruby/gems/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:17:i from /usr/local/lib/ruby/gems/2.1.0/gems/figaro-0.7.0/lib/figaro/railtie from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/applic from /peatio/config/application.rb:16:in的load' from /usr/local/lib/ruby/gems/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:21:i from /usr/local/lib/ruby/gems/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:17:i from /usr/local/lib/ruby/gems/2.1.0/gems/figaro-0.7.0/lib/figaro/railtie from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/activesupport-4.0.2/lib/active_ from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/applic from /peatio/config/application.rb:16:in / peatio / config / application。 rb：15： ' from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from bin/rails:4:in ' from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from /usr/local/lib/ruby/gems/2.1.0/gems/railties-4.0.2/lib/rails/comman from bin/rails:4:in require’from bin / rails：4：in”