OAuth 2.0 API Password Credentials Grant stopped working

#!CURL

$ curl -X POST -u "client_id:secret" \
       https://bitbucket.org/site/oauth2/access_token -d grant_type=password \
       -d username=my_username -d password=my_password
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   168  100    93  100    75     50     40  0:00:01  0:00:01 --:--:--    90{"error_description": "Invalid resource owner username/password", "error": "invalid_request"}

#!CURL

CURL https://api.bitbucket.org/2.0/repositories/username/repository_name -u usename:YOUR_APP_PASSWORD