Problem with login
There is some problem with login. Please use traditional login/registration Signed API request to https://api.twitter.com/oauth/request_token has returned an error. HTTP error 403. Raw Provider API response: <?xml version='1.0' encoding='UTF-8'?><errors><error code="415">Callback URL not approved for this client application. Approved callback URLs can be adjusted in your application settings</error></errors>.