Rails 3、Thin和Nginx

Question

当我尝试启动thin并点击URL时，我得到以下错误。关于如何解决这个问题，有什么建议吗？

/usr/lib/ruby/gems/1.8/gems/rspec-core-2.3.1/lib/rspec/core/configuration_options.rb:9:in `expand_path': couldn't find HOME environment -- expanding `~' (ArgumentError)
    from /usr/lib/ruby/gems/1.8/gems/rspec-core-2.3.1/lib/rspec/core/configuration_options.rb:9
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:239:in `require'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:239:in `require'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:225:in `load_dependency'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:596:in `new_constants_in'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:225:in `load_dependency'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:239:in `require'
    from /usr/lib/ruby/gems/1.8/gems/rspec-core-2.3.1/lib/rspec/core.rb:17
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:239:in `require'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:239:in `require'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:225:in `load_dependency'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:596:in `new_constants_in'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:225:in `load_dependency'
    from /usr/lib/ruby/gems/1.8/gems/activesupport-3.0.3/lib/active_support/dependencies.rb:239:in `require'
    from /usr/lib/ruby/gems/1.8/gems/rspec-2.3.0/lib/rspec.rb:1
    from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.7/lib/bundler/runtime.rb:64:in `require'
    from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.7/lib/bundler/runtime.rb:64:in `require'
    from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.7/lib/bundler/runtime.rb:62:in `each'
    from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.7/lib/bundler/runtime.rb:62:in `require'
    from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.7/lib/bundler/runtime.rb:51:in `each'
    from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.7/lib/bundler/runtime.rb:51:in `require'
    from /usr/lib/ruby/gems/1.8/gems/bundler-1.0.7/lib/bundler.rb:112:in `require'
    from /root/company/project/config/application.rb:8
    from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
    from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
    from /root/company/project/config/environment.rb:2
    from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in `gem_original_require'
    from /usr/local/lib/site_ruby/1.8/rubygems/custom_require.rb:31:in `require'
    from /root/company/project/config.ru:3
    from /usr/lib/ruby/gems/1.8/gems/rack-1.2.1/lib/rack/builder.rb:46:in `instance_eval'
    from /usr/lib/ruby/gems/1.8/gems/rack-1.2.1/lib/rack/builder.rb:46:in `initialize'
    from /root/company/project/config.ru:1:in `new'
    from /root/company/project/config.ru:1

Answer 1

在配置文件中查找包含~的文件路径。可能在Gemfile中的某一行上有一个与rspec相关的~。跟踪似乎显示Bundler无法初始化rspec，因为有一个带有波浪号字符的路径无法展开，因为当应用程序通过thin启动时没有HOME环境变量。找到后，将路径替换为完全限定的路径。