I\'ve searched around for many hours on end looking to a solution to my seemingly easy-to-fix problem. It\'s not that my search turned up nothing, it\'s that my search turne
I got the same error, and because I have 4 ssh-keys, so I tried follow:
ssh-keygen -t rsa heroku keys:add
then, four options show:
1) github_rsa.pub 2) id_boot2docker.pub 3) id_rsa.pub 4) sshkey.pub
I choose 3), the newest one
Then, I fix the error.