为什么我不能得到rake db：迁移到ruby.railstutorial.org工作
发布时间：2020-12-17 01:49:05 所属栏目：百科 来源：网络整理
导读：我决定完成教程.在我创建一个新应用程序并添加新用户：string email：string然后在app目录中执行rake db：migrate之后,我得到了这个输出： rake aborted! undefined method `task' for #DemoApp::Application:0x00000100e49e08/usr/local/rvm/gems/ruby-1.9.
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我决定完成教程.在我创建一个新应用程序并添加新用户：string email：string然后在app目录中执行rake db：migrate之后,我得到了这个输出：
rake aborted! undefined method `task' for #<DemoApp::Application:0x00000100e49e08> /usr/local/rvm/gems/ruby-1.9.2-p180@rails3tutorial/gems/railties-3.0.7/lib/rails/application.rb:215:in `initialize_tasks' /usr/local/rvm/gems/ruby-1.9.2-p180@rails3tutorial/gems/railties-3.0.7/lib/rails/application.rb:139:in `load_tasks' /usr/local/rvm/gems/ruby-1.9.2-p180@rails3tutorial/gems/railties-3.0.7/lib/rails/application.rb:77:in `method_missing' /Users/zigloo99/rails_projects/demo_app/Rakefile:7:in `<top (required)>' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/rake_module.rb:25:in `load' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/rake_module.rb:25:in `load_rakefile' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/application.rb:495:in `raw_load_rakefile' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/application.rb:78:in `block in load_rakefile' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/application.rb:129:in `standard_exception_handling' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/application.rb:77:in `load_rakefile' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/application.rb:61:in `block in run' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/application.rb:129:in `standard_exception_handling' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/lib/rake/application.rb:59:in `run' /usr/local/rvm/gems/ruby-1.9.2-p180@global/gems/rake-0.9.0/bin/rake:31:in `<top (required)>' /usr/local/rvm/gems/ruby-1.9.2-p180@global/bin/rake:19:in `load' /usr/local/rvm/gems/ruby-1.9.2-p180@global/bin/rake:19:in `<main>' 我正在使用RVM太ruby 1.9.2和rails 3.0.7,如教程中所示. 解决方法
另一种解决方案是在启动新的rails项目之前在Gemfile中要求rake 0.8.7.
# Gemfile gem 'rake','0.8.7',:require => 'rake' 然后运行bundle install （编辑：李大同） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |