Peng Yu
2012-Jan-21 02:05 UTC
Problem when following http://guides.rubyonrails.org/getting_started.html
Hi, I''m following instructions at http://guides.rubyonrails.org/getting_started.html But I get the following error when I try "rake db:migrate". Does anybody know what is wrong in my system? ~/RoR_src/blog$ rake db:migrate --trace (in /Users/pengy/RoR_src/blog) rake aborted! uninitialized constant Rake::DSL /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2503:in `const_missing'' /Library/Ruby/Gems/1.8/gems/rake-0.9.2.2/lib/rake/tasklib.rb:8 /Library/Ruby/Gems/1.8/gems/rake-0.9.2.2/lib/rake/testtask.rb:4:in `require'' /Library/Ruby/Gems/1.8/gems/rake-0.9.2.2/lib/rake/testtask.rb:4 /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/test_unit/testing.rake:2:in `require'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/test_unit/testing.rake:2 /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/test_unit/railtie.rb:12:in `load'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/test_unit/railtie.rb:12 /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/railtie.rb:184:in `instance_exec'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/railtie.rb:184:in `load_tasks'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/railtie.rb:184:in `each'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/railtie.rb:184:in `load_tasks'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/engine.rb:423:in `load_tasks'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/application/railties.rb:8:in `each'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/application/railties.rb:8:in `all'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/engine.rb:423:in `load_tasks'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/application.rb:145:in `load_tasks'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/railtie/configurable.rb:30:in `send'' /Library/Ruby/Gems/1.8/gems/railties-3.2.0/lib/rails/railtie/configurable.rb:30:in `method_missing'' /Users/pengy/RoR_src/blog/Rakefile:7 /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2383:in `load'' /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2383:in `raw_load_rakefile'' /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2017:in `load_rakefile'' /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2068:in `standard_exception_handling'' /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2016:in `load_rakefile'' /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2000:in `run'' /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2068:in `standard_exception_handling'' /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:1998:in `run'' ~/RoR_src/blog$ cat Rakefile #!/usr/bin/env rake # Add your own tasks in files placed in lib/tasks ending in .rake, # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake. require File.expand_path(''../config/application'', __FILE__) Blog::Application.load_tasks -- Regards, Peng -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.
Javier Quarite
2012-Jan-22 14:26 UTC
Re: Problem when following http://guides.rubyonrails.org/getting_started.html
On Fri, Jan 20, 2012 at 9:05 PM, Peng Yu <pengyu.ut-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:> Hi, > > I''m following instructions at > http://guides.rubyonrails.org/getting_started.html > > But I get the following error when I try "rake db:migrate". Does > anybody know what is wrong in my system? > > ~/RoR_src/blog$ rake db:migrate --trace > (in /Users/pengy/RoR_src/blog) > rake aborted! > uninitialized constant Rake::DSL > > /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/rake.rb:2503:in > `const_missing''You got to do gem install rake or bundle install bundle update unless you want to write this require ''rake/dsl_definition'' everytime in your rake file, just try to update your rake gem Javier -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To unsubscribe from this group, send email to rubyonrails-talk+unsubscribe-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.