From: Eric Yin Date: 2008-08-23T15:00:08+09:00 Subject: rake aborted problem I am new to rails and when I am follow one the rails guide to create a simple application. I got this error. E:\RoRLab\toolset>rake db:migrate --trace (in /cygdrive/e/RoRLab/toolset) ** Invoke db:migrate (first_time) ** Invoke environment (first_time) ** Execute environment rake aborted! development database is not configured /usr/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/connection_specification.r b:217:in `establish_connection' /usr/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/connection_adapters/abstract/connection_specification.r b:208:in `establish_connection' /usr/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/initializer.rb:234:in `initialize_database' /usr/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/initializer.rb:94:in `process' /usr/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/initializer.rb:49:in `send' /usr/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/initializer.rb:49:in `run' /cygdrive/e/RoRLab/toolset/config/environment.rb:13 /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `gem_original_require' /usr/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `require' /usr/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/tasks/misc.rake:3 /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:546:in `call' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:546:in `execute' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:541:in `each' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:541:in `execute' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:508:in `invoke_with_call_chain' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:501:in `synchronize' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:501:in `invoke_with_call_chain' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:518:in `invoke_prerequisites' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1183:in `each' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1183:in `send' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1183:in `each' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:515:in `invoke_prerequisites' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:507:in `invoke_with_call_chain' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:501:in `synchronize' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:501:in `invoke_with_call_chain' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:494:in `invoke' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1931:in `invoke_task' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1909:in `top_level' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1909:in `each' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1909:in `top_level' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1948:in `standard_exception_handling' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1903:in `top_level' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1881:in `run' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1948:in `standard_exception_handling' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/lib/rake.rb:1878:in `run' /usr/lib/ruby/gems/1.8/gems/rake-0.8.1/bin/rake:31 C:/cygwin/bin/rake:19:in `load' C:/cygwin/bin/rake:19 I am using mysql as DB ,and I have only one migration file, as blow: class CreateResources < ActiveRecord::Migration def self.up create_table :resources do |t| t.string :link t.string :name t.text :comment t.timestamps end end def self.down drop_table :resources end end -- Posted via http://www.ruby-forum.com/.