The system cannot find the path specified when starting Ruby and Rails command prompt

Question

I just started learning rails a week ago and everything worked until today. Now when I start the Ruby command prompt, it says:

The system cannot find the path s         


        

Answer 1

None of the answers above helped me. My issue was whenever i typed rail -v it gave me the same error. I had to install rails, i used the following command:

gem install rails --no-document

you can check out the following installation steps to get around the error:

http://docs.railsbridge.org/installfest/windows