我是ruby的新手。当我运行rake db：migrate我得到这个。我使用ubuntu 12.04，ruby-1.8.7，rails-2.3.18，gem 1.5.3
请安装RDoc 2.4.2+以生成文档。
耙子流产了！
这里有问题吗？
no such file to load -- /home/virinchy/idea portal klu/BBYIDX-2/BBYIDX- master/lib/lib/delayed/tasks
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:182:in `require'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:182:in `require'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:547:in `new_constants_in'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:182:in `require'
/home/virinchy/idea portal klu/BBYIDX-2/BBYIDX-master/lib/tasks/jobs.rake:1
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:171:in `load_without_new_constant_marking'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:171:in `load'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:547:in `new_constants_in'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/activesupport-2.3.18/lib/active_support/dependencies.rb:171:in `load'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rails-2.3.18/lib/tasks/rails.rb:14
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rails-2.3.18/lib/tasks/rails.rb:14:in `each'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rails-2.3.18/lib/tasks/rails.rb:14
/home/virinchy/idea portal klu/BBYIDX-2/BBYIDX-master/Rakefile:11:in `require'
/home/virinchy/idea portal klu/BBYIDX-2/BBYIDX-master/Rakefile:11
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:2383:in `load'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:2383:in `raw_load_rakefile'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:2017:in `load_rakefile'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:2016:in `load_rakefile'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:2000:in `run'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:2068:in `standard_exception_handling'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/lib/rake.rb:1998:in `run'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/gems/rake-0.8.7/bin/rake:31
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/bin/rake:19:in `load'
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/bin/rake:19
/home/virinchy/.rvm/gems/ruby-1.8.7-p371/bin/ruby_noexec_wrapper:14