You have to configure Database in config/database.yml - and install sqlite or mysql gem (db adapters, according to which db you want to use).
But its obvious that the application you are building now doesnt require any database, but rails needs a database connection by default. So either create a dummy database for rails to connect to, OR In config/environment.rb, inside the Rails::Initializer block, add this line: config.frameworks -= [ :active_record ] On Nov 25, 7:41 am, "Mr. Watson" <[EMAIL PROTECTED]> wrote: > Hello, > > I created a controller named animals and a .rhtml file called hello. > > There is nothing in the controller, but there is "hello, world!" in > the .rhtml. > > I booted up webbrick and typed "http://localhost:3000/animals/hello"; > and it should have displayed "hello, world!" instead it gave me this > error. > > MissingSourceFile in AnimalsController#hello > > no such file to load -- sqlite3 > > Any ideas? > > RAILS_ROOT: C:/InstantRails/rails_apps/view_demo > Application Trace | Framework Trace | Full Trace > > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `gem_original_require' > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:521:in `new_constants_in' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > core_ext/kernel/requires.rb:7:in `require_library_or_gem' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > core_ext/kernel/reporting.rb:11:in `silence_warnings' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > core_ext/kernel/requires.rb:5:in `require_library_or_gem' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/sqlite3_adapter.rb:10:in `sqlite3_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:223:in `send' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:223:in > `new_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:245:in > `checkout_new_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:188:in `checkout' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:184:in `loop' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:184:in `checkout' > C:/Ruby/lib/ruby/1.8/monitor.rb:242:in `synchronize' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:183:in `checkout' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:98:in `connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:326:in > `retrieve_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_specification.rb:121:in > `retrieve_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_specification.rb:113:in > `connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > query_cache.rb:8:in `cache' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > caching/sql_cache.rb:12:in `perform_action' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > base.rb:524:in `send' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > base.rb:524:in `process_without_filters' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > filters.rb:606:in `process_without_session_management_support' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > session_management.rb:134:in `process' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > base.rb:392:in `process' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:183:in `handle_request' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:110:in `dispatch_unlocked' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:123:in `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:122:in `synchronize' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:122:in `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:132:in `dispatch_cgi' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:39:in `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb: > 103:in `handle_dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb:74:in > `service' > C:/Ruby/lib/ruby/1.8/webrick/httpserver.rb:104:in `service' > C:/Ruby/lib/ruby/1.8/webrick/httpserver.rb:65:in `run' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:173:in `start_thread' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:162:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:162:in `start_thread' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:95:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:92:in `each' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:92:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:23:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:82:in `start' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb:60:in > `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/commands/servers/ > webrick.rb:66 > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `gem_original_require' > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:521:in `new_constants_in' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/commands/server.rb:49 > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `gem_original_require' > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `require' > script/server:3 > > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `gem_original_require' > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:521:in `new_constants_in' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > core_ext/kernel/requires.rb:7:in `require_library_or_gem' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > core_ext/kernel/reporting.rb:11:in `silence_warnings' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > core_ext/kernel/requires.rb:5:in `require_library_or_gem' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/sqlite3_adapter.rb:10:in `sqlite3_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:223:in `send' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:223:in > `new_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:245:in > `checkout_new_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:188:in `checkout' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:184:in `loop' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:184:in `checkout' > C:/Ruby/lib/ruby/1.8/monitor.rb:242:in `synchronize' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:183:in `checkout' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:98:in `connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_pool.rb:326:in > `retrieve_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_specification.rb:121:in > `retrieve_connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > connection_adapters/abstract/connection_specification.rb:113:in > `connection' > C:/Ruby/lib/ruby/gems/1.8/gems/activerecord-2.2.2/lib/active_record/ > query_cache.rb:8:in `cache' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > caching/sql_cache.rb:12:in `perform_action' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > base.rb:524:in `send' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > base.rb:524:in `process_without_filters' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > filters.rb:606:in `process_without_session_management_support' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > session_management.rb:134:in `process' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > base.rb:392:in `process' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:183:in `handle_request' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:110:in `dispatch_unlocked' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:123:in `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:122:in `synchronize' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:122:in `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:132:in `dispatch_cgi' > C:/Ruby/lib/ruby/gems/1.8/gems/actionpack-2.2.2/lib/action_controller/ > dispatcher.rb:39:in `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb: > 103:in `handle_dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb:74:in > `service' > C:/Ruby/lib/ruby/1.8/webrick/httpserver.rb:104:in `service' > C:/Ruby/lib/ruby/1.8/webrick/httpserver.rb:65:in `run' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:173:in `start_thread' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:162:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:162:in `start_thread' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:95:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:92:in `each' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:92:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:23:in `start' > C:/Ruby/lib/ruby/1.8/webrick/server.rb:82:in `start' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/webrick_server.rb:60:in > `dispatch' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/commands/servers/ > webrick.rb:66 > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `gem_original_require' > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:521:in `new_constants_in' > C:/Ruby/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/ > dependencies.rb:153:in `require' > C:/Ruby/lib/ruby/gems/1.8/gems/rails-2.2.2/lib/commands/server.rb:49 > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `gem_original_require' > C:/Ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:31:in > `require' > script/server:3 > > This error occurred while loading the following files: > sqlite3 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