About controller

i have two problem can any body help me…

  1. i was using rails 2.0.2 but when i updated the version 2.1.0 my
    application is not running and showing the following
    error…

C:\xx>ruby script/generate controller aa
c:/ruby/lib/ruby/gems/1.8/gems/activerecord-2.1.0/lib/active_record/connection_a
dapters/abstract/connection_specification.rb:232:in
establish_connection': Plea se install the sqlserver adapter:gem install
activerecord-sqlserver-adapter( no such file to load -- active_record/connection_adapters/sqlserver_adapter) (Ru ntimeError) from c:/ruby/lib/ruby/gems/1.8/gems/activerecord-2.1.0/lib/active_record /connection_adapters/abstract/connection_specification.rb:216:inestablish_conn
ection’
from
c:/ruby/lib/ruby/gems/1.8/gems/activerecord-2.1.0/lib/active_record
/connection_adapters/abstract/connection_specification.rb:209:in
establish_conn ection' from c:/ruby/lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:332:i ninitialize_database’
from
c:/ruby/lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:120:i
n process' from c:/ruby/lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:93:insend’
from
c:/ruby/lib/ruby/gems/1.8/gems/rails-2.1.0/lib/initializer.rb:93:in
run' from C:/xx/config/environment.rb:13 from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:inge
m_original_require’
from
c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in re quire' from c:/ruby/lib/ruby/gems/1.8/gems/rails-2.1.0/lib/commands/generate.rb :1 from c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:inge
m_original_require’
from
c:/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:27:in `re
quire’
from script/generate:3

so anybody can help me in this regards???

  1. if i generate a controller in a computer… then if i want to use
    it in another computer, is there any way? except sharing that to
    network…

thanx in advance…