Please upgrade to 2.1.x here.
The 2.0 branch is no longer being updated.
Twitter,Facebook,Google Signin Problem
After installing the latest vanilla , and the social features (facebook,twitter,google) and following the steps to set the API key etc, following the install step by step doing the aPI registration thing with said sites, facebook, google and twitter,
When Users click on the icon for twitter, or facebook, or goggle they just get a
Something funky happened. Please bear with us while we iron out the kinks.
Any idea why this would happen? and the twitter returns a Desktop applications only support the oauth_callback value 'oob' /oauth/request_token
Fixed this issue