Hi Yiling, Ruby 1.9.1 is not supported, better upgrade to Ruby 1.9.2-head.
More information here: http://guides.rails.info/3_0_release_notes.html#rails-3-requires-ruby-187 cheers On Thu, Jun 10, 2010 at 3:14 AM, Yiling Cao <[email protected]> wrote: > btw my ruby version is 1.9.1 > > ruby -v > ruby 1.9.1p378 (2010-01-10 revision 26273) [i486-linux] > -- > Posted via http://www.ruby-forum.com/. > > -- > 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 [email protected]. > To unsubscribe from this group, send email to > [email protected]<rubyonrails-talk%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/rubyonrails-talk?hl=en. > > -- Diego Carrion http://www.diegocarrion.com http://www.mouseoverstudio.com/blog/ http://www.twitter.com/dcrec1 http://www.workingwithrails.com/person/13580-diego-carrion -- 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 [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/rubyonrails-talk?hl=en.

