Cannot push to Git repository on Bitbucket

Question

I created a new repository and I\'m running into a strange error. I\'ve used Git before on Bitbucket but I just reformatted and now I can\'t seem to get Git to work. After

Answer 1

Just need config file under ~/.ssh directory
ref : https://confluence.atlassian.com/bitbucket/set-up-ssh-for-git-728138079.html
add bellow configuration in config file

Host bitbucket.org
 IdentityFile ~/.ssh/