Try these steps.
heroku console
>> %x{gem list}> > Is there a way to find out which versions are currently running for gems on > my app? > -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/heroku?hl=en.
