/var/lib/gems/1.8/gems/rails-2.3.2/lib/initializer.rb:269:in `require_frameworks’: no such file to load — net/https (RuntimeError)
Haciendo un rake db:migrate me apareció este error, otro mas 
/var/lib/gems/1.8/gems/rails-2.3.2/lib/initializer.rb:269:in `require_frameworks': no such file to load -- net/https (RuntimeError)
corregido con un simple comando ( que grande es Debian !!! )
apt-get install libopenssl-ruby