`autodetect': Could not find a JavaScript runtime. See https://github.com/sstephenson/execjs for a list of available runtimes

rubyonrails-talk
1

I have installed

ruby 1.9.2p318 (2012-02-14 revision 34678) [i686-linux] rails 3.2.2 gem 1.8.21

on ubuntu 10.04

when i created my first application and tried running it on server I get the following error not sure how to proceed further....

/home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/execjs-1.3.0/lib/execjs/ runtimes.rb:50:in `autodetect': Could not find a JavaScript runtime. See https://github.com/sstephenson/execjs for a list of available runtimes. (ExecJS::RuntimeUnavailable)   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/execjs-1.3.0/lib/ execjs.rb:5:in `<module:ExecJS>'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/execjs-1.3.0/lib/ execjs.rb:4:in `<top (required)>'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/coffee- script-2.2.0/lib/coffee_script.rb:1:in `require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/coffee- script-2.2.0/lib/coffee_script.rb:1:in `<top (required)>'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/coffee- script-2.2.0/lib/coffee-script.rb:1:in `require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/coffee- script-2.2.0/lib/coffee-script.rb:1:in `<top (required)>'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/coffee- rails-3.2.2/lib/coffee-rails.rb:1:in `require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/coffee- rails-3.2.2/lib/coffee-rails.rb:1:in `<top (required)>'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/bundler-1.1.3/lib/ bundler/runtime.rb:68:in `require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/bundler-1.1.3/lib/ bundler/runtime.rb:68:in `block (2 levels) in require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/bundler-1.1.3/lib/ bundler/runtime.rb:66:in `each'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/bundler-1.1.3/lib/ bundler/runtime.rb:66:in `block in require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/bundler-1.1.3/lib/ bundler/runtime.rb:55:in `each'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/bundler-1.1.3/lib/ bundler/runtime.rb:55:in `require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/bundler-1.1.3/lib/ bundler.rb:119:in `require'   from /home/fakirbaba/mitin/railsprograms/firstapp/config/ application.rb:7:in `<top (required)>'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/railties-3.2.2/ lib/rails/commands.rb:53:in `require'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/railties-3.2.2/ lib/rails/commands.rb:53:in `block in <top (required)>'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/railties-3.2.2/ lib/rails/commands.rb:50:in `tap'   from /home/fakirbaba/.rvm/gems/ruby-1.9.2-p318/gems/railties-3.2.2/ lib/rails/commands.rb:50:in `<top (required)>'   from script/rails:6:in `require'   from script/rails:6:in `<main>'

thanks

2

re installed gem execjs (1.3.0)

3

Hi,

Install JavaScript runtime environment in your systems by using following steps.

Add in Gemfile,

gem 'execjs' gem 'therubyracer'

and run bundle install.

Rai M wrote in post #1053476:

4

add gem therubyracer in your gemfile,then check it. for ubantu users it gives problem while fir window there is no such problem.

regards chitrank

5

re installed gem execjs (1.3.0)

So has that fixed it? Not much point telling us you have re-installed unless you tell us what the outcome was.

Colin

6

I faced same issues. add these gem in assets group

gem ‘uglifier’ gem ‘therubyracer’

then run bundle install.

It works for me.

7

no the problem is still same…

8

include this gem too in gem file and run bunlde install

gem 'execjs'

9

unknown wrote in post #1096534:

sudo apt-get install nodejs worked for me

Thanks , this worked for me and rails server is now up and running.

10

unknown wrote in post #1096534:

sudo apt-get install nodejs worked for me

Thanks , this worked for me and rails server is now up and running.