I have implemented the Facebook login and it works fine on some devices/AVDs. My development device is a Gingerbread phone, but testing it with a 4.1.1 device, it simply doe
Try inserting this line where you define your login button in the java source code
LoginButton fb_button = (LoginButton)findViewById(//your resource id); fb_button.setLoginBehavior(SessionLoginBehavior.SUPPRESS_SSO);