am getting error: rake db:migrate (in /home/hsrai/public_html/ERP/ERP_Campus/projectfedena_v2.0) rake aborted! can''t activate , already activated prawn-0.11.1 Where is problem? Fedena is Ruby on Rails (RoR) application. My installation log is below signature. mkdir ERP cd ERP wget http://202.164.53.122/ERP/ERP_Campus.tar.gz tar -zxvf ERP_Campus.tar.gz cd ERP_Campus/projectfedena_v2.0/ sudo apt-get install rake ruby1.8-dev rake gems:install sudo gem install rails -v=2.3.5 --remote sudo rake gems:install sudo gems install prawn joe config/database.yml sudo gem install mysql --remote rake db:create rake db:migrate ruby script/server -- 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.