Rake aborted error

Hy guys, how I fix this problem?
I saw others topics but not solved.
Link to view errors: rake aborted!Could not find a JavaScript runtime. See https://github.com/sstep - Pastebin.com

When I submit on terminal:
rake -T

He return errors(in link)

This error happens when I submit db:create in my app folder.

Someone can help me?

On Sun, May 12, 2013 at 4:22 AM, Iago A. [email protected] wrote:

Hy guys, how I fix this problem?

What do you see when you follow the instructions on line 2:

Could not find a JavaScript runtime. See
GitHub - sstephenson/execjs: Run JavaScript code from Ruby for a list of available
runtimes.