Why doesn't “rails s” work from the app directory?

Question

I\'m in my app folder, but the command rails s is not working. I read through quite a few posts on Stack Overflow, and most of them seem to be from users who ar

Answer 1

All the above answers didn't help me. What solved my problem for Rails 4 was to run command in the root directory of my application:

rake rails:update:bin

After that running rails s was running as expected.