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ruby-on-rails – Spree的最新版本在远程执行此操作 – 未定义的

发布时间：2020-12-17 04:03:51 所属栏目：百科 来源：网络整理
导读：一切都在我当地完美.我在服务器上安装了一切,当我运行rake db：bootstrap或rake db：migrate时,我得到了： rake aborted!undefined method `set_preference' for nil:NilClass/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_supp
一切都在我当地完美.我在服务器上安装了一切,当我运行rake db：bootstrap或rake db：migrate时,我得到了： 

rake aborted!
undefined method `set_preference' for nil:NilClass
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/whiny_nil.rb:48:in `method_missing'
/home/chrisisraw/webapps/rails/gems/bundler/gems/spree-17e74dd1e908/core/lib/spree/preference_access.rb:18:in `set'
/home/chrisisraw/webapps/rails/gems/bundler/gems/spree-17e74dd1e908/core/lib/spree/preference_access.rb:17:in `each'
/home/chrisisraw/webapps/rails/gems/bundler/gems/spree-17e74dd1e908/core/lib/spree/preference_access.rb:17:in `set'
/home/chrisisraw/webapps/rails/Live-Jolly-Foods/config/initializers/jolly.rb:1
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:235:in `load'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:235:in `load'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:225:in `load_dependency'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:596:in `new_constants_in'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:225:in `load_dependency'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:235:in `load'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/engine.rb:201
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/engine.rb:200:in `each'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/engine.rb:200
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/initializable.rb:25:in `instance_exec'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/initializable.rb:25:in `run'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/initializable.rb:50:in `run_initializers'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/initializable.rb:49:in `each'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/initializable.rb:49:in `run_initializers'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/application.rb:134:in `initialize!'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/application.rb:77:in `send'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/application.rb:77:in `method_missing'
/home/chrisisraw/webapps/rails/Live-Jolly-Foods/config/environment.rb:5
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:239:in `require'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:239:in `require'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:225:in `load_dependency'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:596:in `new_constants_in'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:225:in `load_dependency'
/home/chrisisraw/webapps/rails/gems/gems/activesupport-3.0.5/lib/active_support/dependencies.rb:239:in `require'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/application.rb:103:in `require_environment!'
/home/chrisisraw/webapps/rails/gems/gems/railties-3.0.5/lib/rails/application.rb:216
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:636:in `call'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:636:in `execute'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:631:in `each'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:597:in `invoke_with_call_chain'
/usr/local/ruby1.8.7ee/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:607:in `invoke_prerequisites'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:604:in `each'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:604:in `invoke_prerequisites'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:596:in `invoke_with_call_chain'
/usr/local/ruby1.8.7ee/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
/home/chrisisraw/webapps/rails/gems/bundler/gems/spree-17e74dd1e908/core/lib/tasks/core.rake:71
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:636:in `call'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:636:in `execute'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:631:in `each'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:631:in `execute'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:597:in `invoke_with_call_chain'
/usr/local/ruby1.8.7ee/lib/ruby/1.8/monitor.rb:242:in `synchronize'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:590:in `invoke_with_call_chain'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:583:in `invoke'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2051:in `invoke_task'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2029:in `each'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2029:in `top_level'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2023:in `top_level'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2001:in `run'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
/home/chrisisraw/webapps/rails/gems/gems/rake-0.8.7/bin/rake:31
/home/chrisisraw/webapps/rails/bin/rake:19:in `load'
/home/chrisisraw/webapps/rails/bin/rake:19

有人想出来吗？

解决方法

您不必删除初始化程序文件initializers / whatever.rb,只测试是否存在spree实例： 

if Spree::Config.instance
    Spree::Config.set(:stylesheets => 'screen')
end

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