Ruby on rails 如何将Dot实用程序安装到rubyonrails？

我是RubyonRails新手，我尝试用GemRailRoady生成UML图。现在我收到了错误消息，包括丢失的点。这是我的错误信息

** Invoke diagram:all (first_time)
** Invoke diagram:setup:create_new_doc_folder_if_needed (first_time)
** Execute diagram:setup:create_new_doc_folder_if_needed
** Invoke diagram:models:complete (first_time)
** Execute diagram:models:complete
Generating C:/Sites/hausarbeit/diagramm/nanny_app/doc/models_complete.svg
railroady -lamM | sed -r "s/\x1B\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g" | dot -Tsvg > C:/Sites/hausarbeit/diagramm/nanny_app/doc/models_complete.svg
 Der Befehl "dot" ist entweder falsch geschrieben oder
konnte nicht gefunden werden.
rake aborted!
Command failed with status (255): [railroady -lamM | sed -r "s/\x1B\[([0-9]{1...]
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/file_utils.rb:66:in `block in create_shell_runner'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/file_utils.rb:56:in `call'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/file_utils.rb:56:in `sh'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/railroady-1.5.2/tasks/railroady.rake:64:in `block (3 levels) in <top (required)>'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `call'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `block in execute'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `each'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in `execute'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:194:in `block in invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/2.1.0/monitor.rb:211:in `mon_synchronize'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:187:in `invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:216:in `block in invoke_prerequisites'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `each'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:214:in `invoke_prerequisites'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:193:in `block in invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/2.1.0/monitor.rb:211:in `mon_synchronize'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:187:in `invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:180:in `invoke'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:152:in `invoke_task'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:108:in `block (2 levels) in top_level'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:108:in `each'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:108:in `block in top_level'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:117:in `run_with_threads'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:102:in `top_level'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:80:in `block in run'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:178:in `standard_exception_handling'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:77:in `run'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/exe/rake:27:in `<top (required)>'
C:/RailsInstaller/Ruby2.1.0/bin/rake:23:in `load'
C:/RailsInstaller/Ruby2.1.0/bin/rake:23:in `<main>'
Tasks: TOP => diagram:all => diagram:models:complete

**调用图：全部（第一次）
**调用图：设置：创建新文档文件夹（如果需要）（第一次）
**执行图表：设置：创建新文档文件夹（如果需要）
**调用图：模型：完成（第一次）
**执行图：模型：完成
生成C:/Sites/hausarbeit/diagram/nanny\u app/doc/models\u complete.svg
railroady-lamM|sed-r“s/\x1B\[（[0-9]{1,2}（；[0-9]{1,2}）？[m|K]//g“| dot-Tsvg>C:/Sites/hausarbeit/diagram/nanny_app/doc/models_complete.svg
在“点”之前是一个很好的例子
我不知道。
雷克流产了！
命令失败，状态为（255）：[railroady-lamM | sed-r“s/\x1B\[（[0-9]{1…]
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/file_utils.rb:66:in'block in create_shell_runner'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/file_-utils.rb:56:in'call'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/file_-utils.rb:56:in'sh'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/railroady-1.5.2/tasks/railroady.rake:64:in `块（3层）in'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in'call'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in'block in execute'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in'each'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:250:in'execute'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:194:in`block in invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/2.1.0/monitor.rb:211:in'mon\u synchronize'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:187:in'invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:216:in`block in invoke_前提条件'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:214:in'each'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:214:在“调用”中
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:193:in`block in invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/2.1.0/monitor.rb:211:in'mon\u synchronize'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:187:in'invoke_with_call_chain'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/task.rb:180:in'invoke'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:152:in'invoke_task'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:108:in'block（2层）in top_level'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:108:in'each'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:108:in“顶层块”
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:117:在“使用线程运行”中
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:102:in“顶级”
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:80:in'block in run'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:178:在“标准异常处理”中
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/lib/rake/application.rb:77:in'run'
C:/RailsInstaller/Ruby2.1.0/lib/ruby/gems/2.1.0/gems/rake-12.0.0/exe/rake:27:in`'
C:/RailsInstaller/Ruby2.1.0/bin/rake:23:in'load'
C:/RailsInstaller/Ruby2.1.0/bin/rake:23:in`'
任务：TOP=>diagram:all=>diagram:models:complete

现在我很确定我需要安装这个

---

我该怎么做？对不起，我对Rails很陌生。

您得到的确切错误是什么？请观看更新的问题。如果可以，您可能想将其翻译成英语，`Der Befehl“dot"我是entweder falsch geschrieben oder konnte nicht gefunden werden，“这似乎是你问题的根源，也就是说，在使用谷歌翻译和谷歌搜索后，没有多少人会知道如何阅读德国，这似乎是同一个问题，试着看看这里：你是在使用Mac还是Windows或Linux？确切的错误是什么你们得到了吗？看最新的问题。你们可能想把这个翻译成英语，若你们能的话，`Der Befehl“dot”我是entweder falsch geschrieben oder konnte nicht gefunden werden，“这似乎是你的问题的根源，也就是说，没有多少人能帮助你在使用谷歌翻译和谷歌搜索后了解如何阅读德国，这似乎是同一个问题，试着看看这里：你在使用Mac还是Windows或Linux？