i teaching myself ruby on rails have got tutorial on running local web server. have done step , when run rails server error can explain going on in error.
c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/lib/bundler/d sl.rb:159:in `group': no block given (yield) (localjumperror) c:/users/rto/desktop/rails_projects/first_app/gemfile:23:in `eval_g emfile' c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/ lib/bundler/dsl.rb:30:in `instance_eval' c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/ lib/bundler/dsl.rb:30:in `eval_gemfile' c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/ lib/bundler/dsl.rb:9:in `evaluate' c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/ lib/bundler/definition.rb:19:in `build' c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/ lib/bundler.rb:148:in `definition' c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/ lib/bundler.rb:116:in `setup' c:/railsinstaller/ruby1.9.3/lib/ruby/gems/1.9.1/gems/bundler-1.3.4/ lib/bundler/setup.rb:7:in `<top (required)>' c:/railsinstaller/ruby1.9.3/lib/ruby/site_ruby/1.9.1/rubygems/core_ ext/kernel_require.rb:116:in `require' c:/railsinstaller/ruby1.9.3/lib/ruby/site_ruby/1.9.1/rubygems/core_ ext/kernel_require.rb:116:in `rescue in require' c:/railsinstaller/ruby1.9.3/lib/ruby/site_ruby/1.9.1/rubygems/core_ ext/kernel_require.rb:122:in `require' c:/users/rto/desktop/rails_projects/first_app/config/boot.rb:6:in ` <top (required)>' c:/railsinstaller/ruby1.9.3/lib/ruby/site_ruby/1.9.1/rubygems/core_ ext/kernel_require.rb:51:in `require' c:/railsinstaller/ruby1.9.3/lib/ruby/site_ruby/1.9.1/rubygems/core_ ext/kernel_require.rb:51:in `require' script/rails:5:in `<main>' source 'https://rubygems.org' gem 'rails', '3.2.13' # bundle edge rails instead: # gem 'rails', :git => 'git://github.com/rails/rails.git' gem 'sqlite3', # gems used assets , not required # in production environments default. group =>assets gem 'sass-rails', '~> 3.2.3' gem 'coffee-rails', '~> 3.2.1' # see https://github.com/sstephenson/execjs #readme more supported runtimes # gem 'therubyracer', :platforms => :ruby gem 'uglifier', '>= 1.0.3' end gem 'jquery-rails' # use activemodel has_secure_password # gem 'bcrypt-ruby', '~> 3.0.0' # use jbuilder templates json # gem 'jbuilder' # use unicorn app server # gem 'unicorn' # deploy capistrano # gem 'capistrano' # use debugger # gem 'debugger'
group =>assets do
you missing colon in gemfile. should read:
group :assets do
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