Ruby rake db:安装程序总是失败

我正在尝试安装一个ruby应用程序。我正在尝试为此应用程序使用远程数据库。但是在配置完所有东西之后，当我执行bundle exec rake db:setup时，我得到了这个消息

rake aborted!
Psych::SyntaxError: (<unknown>): did not find expected key while parsing a block mapping at line 1 column 1
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:21:in `raw'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:17:in `env'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/figaro-0.7.0/lib/figaro/railtie.rb:7:in `block in <class:Railtie>'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active_support/lazy_load_hooks.rb:36:in `call'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active_support/lazy_load_hooks.rb:36:in `execute_hook'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active_support/lazy_load_hooks.rb:45:in `block in run_load_hooks'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active_support/lazy_load_hooks.rb:44:in `each'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active_support/lazy_load_hooks.rb:44:in `run_load_hooks'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/railties-4.0.12/lib/rails/application.rb:67:in `inherited'
/home/deploy/peatio/current/config/application.rb:15:in `<module:Peatio>'
/home/deploy/peatio/current/config/application.rb:14:in `<top (required)>'
/home/deploy/peatio/current/Rakefile:5:in `require'
/home/deploy/peatio/current/Rakefile:5:in `<top (required)>'
(See full trace by running task with --trace)

rake中止！
Psych:：SyntaxError:（）：在分析第1行第1列的块映射时未找到所需的键
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:21:in'raw'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/figaro-0.7.0/lib/figaro.rb:17:in'env'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/figaro-0.7.0/lib/figaro/railtie.rb:7:in'block in'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active\u support/lazy\u load\u hooks.rb:36:in'call'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active\u support/lazy\u load\u hook.rb:36:in'execute\u hook'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active\u-support/lazy\u-load\u-hooks.rb:45:in`block-in-run\u-load\u-hooks'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active\u support/lazy\u load\u hooks.rb:44:in'each'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/activesupport-4.0.12/lib/active\u support/lazy\u load\u hooks.rb:44:in'run\u load\u hooks'
/home/deploy/peatio/current/vendor/bundle/ruby/2.1.0/gems/railties-4.0.12/lib/rails/application.rb:67:in“inherited”
/home/deploy/peatio/current/config/application.rb:15:in`'
/home/deploy/peatio/current/config/application.rb:14:in`'
/home/deploy/peatio/current/Rakefile:5:在'require'中
/home/deploy/peatio/current/Rakefile:5:in`'
（通过使用--trace运行任务查看完整跟踪）

---

如何进行故障排除？

错误指向

config/application.rb

第14-15行。在我看来，您正在使用figaro gem，它正在is配置

config/application.yml中查找密钥，但找不到它。我将验证是否有任何故障排除清单？我还无法修复此问题。已安装figaro gem。还是一样的错误。