rails generate scaffold/model/* reports that thor is missing, even though gem list shows that thor is installed. Reproducible: Always
Created attachment 259411 [details] emerge --info
Created attachment 259412 [details] gem list
Created attachment 259414 [details] rails generate output
This is bundler trying to 'help' you by restricting the search path to gem versions explicitly listed in Gemfile.lock. Should be fixed with railties-3.0.3-r1 which now installs the proper gemspec file to accommodate this. Thanks for reporting.