После команды rails server
Появляется следующая ошибка ->
C:\Users\HP-PC\Desktop\qqq\simple_blog>rails server
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:85:in `rescue in block (2 levels) in require': There was an error while trying to load the gem 'uglifier'. (Bundler::GemRequireError)
Gem Load Error is: Could not find a JavaScript runtime. See
https://github.com/rails/execjs for a list of available runtimes.
Backtrace for gem load error is:
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/execjs-2.7.0/lib/execjs/runtimes.rb:58:in `autodetect'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/execjs-2.7.0/lib/execjs.rb:5:in `'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/execjs-2.7.0/lib/execjs.rb:4:in `'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/uglifier-4.1.19/lib/uglifier.rb:5:in `require'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/uglifier-4.1.19/lib/uglifier.rb:5:in `'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:82:in `require'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:82:in `block (2 levels) in require'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:77:in `each'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:77:in `block in require'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:66:in `each'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:66:in `require'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler.rb:108:in `require'
C:/Users/HP-PC/Desktop/qqq/simple_blog/config/application.rb:7:in `'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:133:in `require'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:133:in `block in perform'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:130:in `tap'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:130:in `perform'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/thor-0.20.0/lib/thor/command.rb:27:in `run'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/thor-0.20.0/lib/thor/invocation.rb:126:in `invoke_command'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/thor-0.20.0/lib/thor.rb:387:in `dispatch'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/command/base.rb:63:in `perform'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/command.rb:44:in `invoke'
C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands.rb:16:in `'
bin/rails:4:in `require'
bin/rails:4:in `'
Bundler Error Backtrace:
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:81:in `block (2 levels) in require'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:77:in `each'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:77:in `block in require'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:66:in `each'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler/runtime.rb:66:in `require'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/bundler-1.15.3/lib/bundler.rb:108:in `require'
from C:/Users/HP-PC/Desktop/qqq/simple_blog/config/application.rb:7:in `'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:133:in `require'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:133:in `block in perform'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:130:in `tap'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands/server/server_command.rb:130:in `perform'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/thor-0.20.0/lib/thor/command.rb:27:in `run'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/thor-0.20.0/lib/thor/invocation.rb:126:in `invoke_command'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/thor-0.20.0/lib/thor.rb:387:in `dispatch'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/command/base.rb:63:in `perform'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/command.rb:44:in `invoke'
from C:/RailsInstaller/Ruby2.3.3/lib/ruby/gems/2.3.0/gems/railties-5.1.6/lib/rails/commands.rb:16:in `'
from bin/rails:4:in `require'
from bin/rails:4:in `'
Скажите пожалуйста, как её исправить?
