philsturgeon/codeigniter-oauth2 — Issue #12: Example Usage Error
Author: rjdjohnston
Created: 2012-03-02 09:18:14+00:00
State: open

In your example usage section this line:
$user = $provider->get_user_info($token->access_token);

Should be replaced with this:
$user = $provider->get_user_info($token);